The Synergist, pp. 26 - 29. Original version 12/2018, Revised 1/2019, 3/2019, 3/2021 Note: For the purpose of this Fact Sheet, the term "disposable nitrile gloves" refers to gloves that are one-time use and have a thickness of 5-mil and less. Examples are given in the tables at the end of the fact sheet. Nitrile is a synthetic …

Fact Sheet Overview On December 19, 2019, EPA issued Interim Recommendations for Addressing Groundwater Contaminated with that can be used at sites under federal cleanup programs. Federal agencies and states have asked EPA to provide guidance on this issue, and EPA is following through on its commitment. It is important to note that

Fact Sheet DECEMBER 2, 2023 – The U.S. Environmental Protection Agency (EPA) has announced a . final rule that will sharply reduce emissions of methane and other harmful air pollution from oil and natural gas operations. The rule includes standards to reduce methane and volatile organic compounds (VOCs) from new, modified, and …

Polycyclic aromatic hydrocarbons (PAHs) are a class of chemicals that occur naturally in coal, crude oil, and gasoline. They result from burning coal, oil, gas, wood, garbage, and …

forming volatile organic compounds a year. • As EPA takes comment on and finalizes this rule, the Agency will continue to take short-term action where needed to address imminent and substantial endangerments in communities. EPA is committed to using all of its tools to reduce risk to historically underserved and overburdened …

Dioxins are a group of synthetic organic chemicals that contain 210 structurally related individual chlorinated dibenzo-p-dioxins (CDDs) and chlorinated dibenzofurans (CDFs). For the purposes of this fact sheet, the term "dioxins" will refer to the aggregate of all CDDs and CDFs. These chemically related compounds vary in their physical and ...

Fact Sheet. Chemistry is the science that studies matter, the stuff of which all things are made. Chemists study the composition, structure, properties, and reactions of …

Chromium Compounds Hazard Summary Chromium occurs in the environment primarily in two valence states, trivalent chromium (Cr III) and hexavalent chromium (Cr VI). Exposure may occur from natural or industrial sources of chromium. Chromium III is much less toxic than chromium (VI). The respiratory tract is also the major target organ for

Chemical Factsheets. Per- and Polyfluorinated Substances (PFAS) Factsheet. The per-and polyfluoroalkyl substances (PFAS) are a group of chemicals used to make …

The rule reduces the PEL for beryllium to 0.2 micrograms per cubic meter of air (μg/ m3) averaged over 8 hours, and establishes a short-term exposure limit (STEL) for beryllium of 2.0 μg/m3 over a 15-minute sampling period. Employers must use engineering and work practice controls to prevent excessive beryllium from becoming airborne where ...

Basic Information about Perfluorooctanoic Acid (PFOA), Perfluorooctyl Sulfonate (PFOS) and Other Perfluorinated Chemicals (PFCs) including how people …

Revision 6/2019 The Fact Sheet below gives hazard information and precautions for working with perchloric acid; however, this information is provided as a supplement to the following SOPs, which also must be read and understood by anyone planning to work with this chemical. The requirements in Penn's Chemical Hygiene Plan …

This is a fact sheet intended for health professionals. For a general overview, see our consumer fact sheet.. Introduction. Vitamin A is the name of a group of fat-soluble retinoids, primarily retinol and retinyl esters [1,2].Vitamin A is involved in immune function, cellular communication, growth and development, and male and reproduction []. ...

Quaternary Ammonium Compounds (sometimes called 'quats' or 'QACs')are a category of human-made chemicals. They have a variety of uses,including controlling bacteria, viruses, and other germs on surfaces. Thisfact sheet will refer to quaternary ammonium compounds as quats. For a …

synthetic compounds that are used for various products, such as firefighting s, cookware, flame retardants, and stain protectors and removers1,2. PFAS are made up of compounds arranged in long or short chains or in branches3. ... Fact Sheet Issue : 1 Volume : 4 Year : 2021. 2 Figure 1. PFAS have been introduced into the environment by ...

It is approximately 100 times more potent than morphine and 50 times more potent than heroin as an analgesic. WHAT IS ITS ORIGIN? Fentanyl was first developed in 1959 and introduced in the 1960s as an intravenous anesthetic. It is legally manufactured and distributed in the United States. Licit fentanyl pharmaceutical products are diverted via ...

A. * This fact sheet discusses cadmium and cadmium compounds. Most of the information is on cadmium, except in those cases where there are differences in toxicity between cadmium and cadmium compounds. In these cases, information on the cadmium compound is presented. Summary created in April 1992, updated in January 2000.

PFAS (per- and polyfluoroalkyl substances) are man-made chemicals that have been used since the 1950s. The substances have widespread application in …

PDF | On Oct 1, 2017, Michael Casper Herbst published Fact Sheet on Volatile Organic Compounds | Find, read and cite all the research you need on ResearchGate

National Pesticide Information Center 1.800.858.7378 4 Quaternary Ammonium Compounds ADBAC and DDAC FACT SHEET Quats can be irritating or corrosive to eye tissue depending on the concentration.2,3,5 • People who got products containing quats in their eyes have reported irritation, burning, pain, and swelling.6 • …

Typical thermal incinerator design efficiencies range from 98 to 99.99% and above, depending on system requirements and characteristics of the contaminated stream (EPA, 1992; EPA, 1996a). The typical design conditions needed to meet 98% or greater control or a 20 parts per million by volume (ppmv) compound exit concentration are: 870°C (1600 ...

act Seet. Fact Sheet: Volatile Organic Compounds (VOCs) Volatile Organic Compounds (VOCs) are a category of chemicals including benzene, trichlo- roethylene (TCE), tetrachloroethylene (PERC), vinyl chloride, and styrene. Sources: Paints, solvents, wood preservatives, aerosol sprays, cleansers and disinfectants, air fresheners, stored fuels …

NCEH/ATSDR is working with various partners to better understand how exposure to PFAS might affect people's health— especially how exposure to PFAS in water and food may be harmful. Although more research is needed, some studies in people have shown that certain PFAS may: • affect growth, learning, and behavior of infants and older children.

Exposure to TDI and related compounds is well known to result in skin and lung sensitization among workers and has been documented to cause asthma, lung damage, and in severe cases, fatal reactions. While the majority of polyurethane products containing TDI and related compounds undergo "curing" (hardening) prior to reaching …

The per-and polyfluoroalkyl substances (PFAS) are a group of chemicals used to make fluoropolymer coatings and products that resist heat, oil, stains, grease, and water. Fluoropolymer coatings can be in a variety of products. These include clothing, furniture, adhesives, food packaging, heat-resistant non-stick cooking surfaces, and the ...

Volatile Organic Compounds (VOCs) are certain organic chemicals in solid or liquid state that can, because of their volatile chemical state, be emitted as gases. Products containing these organic chemicals may be sources of airborne VOC emissions. Many common products contain organic chemicals that emit VOCs. Because VOCs react …

Exposure to cadmium and cadmium compounds can cause cancer of the lung and may cause cancer of the prostate and kidney. Cadmium is also on the Proposition 65 list because it can cause birth defects or other reproductive harm. Exposure to cadmium may harm. a man's reproductive system. Exposure during pregnancy may affect. a child's …

like sheets. Pieces are then broken off, placed in pipes or mixed with tobacco and placed in pipes or cigarettes, and smoked. The main sources of hashish are the Middle East, North Africa, Pakistan, and Afghanistan. Hashish oil (hash oil, liquid hash, cannabis oil) is produced by extracting the cannabinoids from the plant material with a solvent.

General Information. Communications Toolkit. EPA has developed this toolkit of materials for entities that need to communicate about PFAS. General Fact Sheet: …

Find state contacts and discover research, data, and tools related to EPA's understanding of PFAS. Contact Us to ask a question, provide feedback, or report a problem. Basic information about PFOA, PFOS and other PFAS/PFCs; how people are exposed; health effects; laws and regs that apply; and what EPA and states are doing to …