A short-term exposure limit (STEL) is the acceptable average exposure over a short period of time, usually 15 minutes as long as the time-weighted average...
3 KB (226 words) - 23:21, 24 September 2023
average (TWA), although some are short-term exposure limits (STEL) or ceiling limits. A TWA is the average exposure over a specified period, usually a...
12 KB (1,378 words) - 09:39, 1 August 2024
A recommended exposure limit (REL) is an occupational exposure limit that has been recommended by the United States National Institute for Occupational...
6 KB (685 words) - 14:20, 18 December 2023
terminals with Android or iOS operating systems. Short-term exposure limit – type of chemical exposure limit set by the National Institute for Occupational...
11 KB (1,259 words) - 05:21, 21 November 2023
Acute toxicity (category Articles with short description)
testing methods and inference from data on similar substances. Limits for short-term exposure, such as STELs or CVs, are defined only if there is a particular...
5 KB (612 words) - 22:44, 8 March 2024
hours per week work schedule. Threshold limit value − short-term exposure limit (TLV-STEL): A 15-minute TWA exposure that should not be exceeded at any time...
15 KB (1,731 words) - 10:57, 19 April 2024
Isocyanate (category Articles with short description)
this low acute toxicity, an extremely low short-term exposure limit (STEL) of 0.07 mg/m3 is the legal limit for all isocyanates (except methyl isocyanate:...
40 KB (4,023 words) - 11:11, 9 October 2024
Brazilian hair straightening (category Articles with short description)
(OSHA) sets a long-term permissible exposure limit (PEL) of 0.75 ppm of formaldehyde in the air, and a short term exposure limit of 2.0 ppm. OSHA issued...
28 KB (3,239 words) - 08:16, 14 August 2024
Chloroprene (category Articles with short description)
are used for the transport of chloroprene. A table of occupational exposure limits (OELs) from various jurisdictions follows. In general, the OELs range...
21 KB (1,848 words) - 00:58, 1 September 2024
Benzene (category Articles with short description)
NIOSH short-term exposure limit (STEL – 15 min) is 1 ppm. American Conference of Governmental Industrial Hygienists (ACGIH) adopted Threshold Limit Values...
91 KB (9,542 words) - 00:12, 18 October 2024
American Conference of Governmental Industrial Hygienists (redirect from Biological Exposure Indice)
time-weighted average (TWA), short-term exposure limit (STEL), surface limit (SL), and ceiling (C). The Threshold Limit Values for Chemical Substances...
14 KB (1,649 words) - 05:55, 27 July 2024
Naphthalene (category Articles with short description)
set a recommended exposure limit at 10 ppm (50 mg/m3) over an eight-hour time-weighted average, as well as a short-term exposure limit at 15 ppm (75 mg/m3)...
37 KB (3,385 words) - 17:44, 21 September 2024
Beryllium (category Articles with short description)
permissible exposure limit (PEL) for beryllium and beryllium compounds of 0.2 μg/m3 as an 8-hour time-weighted average (TWA) and 2.0 μg/m3 as a short-term exposure...
98 KB (10,527 words) - 01:12, 15 October 2024
Dichloromethane (category Articles with short description)
Exposure Limit Values (SCOEL) recommends an occupational exposure limit for DCM of 100 ppm (8-hour time-weighted average) and a short-term exposure limit...
29 KB (2,592 words) - 14:25, 17 July 2024
Oil mist (category Articles with short description)
Health have set occupational exposure limits at 5 ppm over an eight-hour time-weighted average, with a short-term exposure limit at 10 ppm. 2010 Puebla oil...
4 KB (406 words) - 04:31, 17 May 2024
Tetrachloroethylene (category Articles with short description)
Exposure Limits (SCOEL) recommends for tetrachloroethylene an occupational exposure limit (8-hour time-weighted average) of 20 ppm and a short-term exposure...
29 KB (2,655 words) - 14:23, 19 October 2024
Caprolactam (category Articles with short description)
an eight-hour work shift for caprolactam dusts and vapors. The short-term exposure limit is set at 3 mg/m3 for caprolactam dusts and vapors. The production...
8 KB (771 words) - 09:26, 4 July 2024
4,4'-Methylenedianiline (category Articles with short description)
Administration has set a permissible exposure limit at 0.01 ppm over an eight-hour time-weighted average, and a short-term exposure limit at 0.1 ppm. It is suspected...
9 KB (628 words) - 15:22, 8 October 2024
Sulfur dioxide (category Articles with short description)
Conference of Governmental Industrial Hygienists reduced the short-term exposure limit to 0.25 parts per million (ppm). In the US, the OSHA set the PEL...
53 KB (7,366 words) - 06:55, 17 September 2024
Iron pentacarbonyl (category Articles with short description)
recommended exposure limit for iron pentacarbonyl at 0.1 ppm (0.23 mg/m3) over an eight-hour time-weighted average, and a short-term exposure limit at 0.2 ppm...
17 KB (1,657 words) - 12:07, 1 October 2024
Green solvent (category Articles with short description)
Governmental Industrial Hygienists, shortened ACGIH, advises a short-term exposure limit of 1000 ppm to avoid irritating the respiratory tract. The French...
49 KB (5,396 words) - 20:12, 6 February 2024
water boils at the normal temperature of the human body. Exposure to pressure below this limit results in a rapid loss of consciousness, followed by a...
14 KB (1,346 words) - 04:49, 7 October 2024
Toxicology (category Articles with short description)
effects PEL = Permissible Exposure Limit, the highest concentration permitted under US OSHA regulations STEL = Short-Term Exposure Limit, the highest concentration...
35 KB (3,848 words) - 15:49, 20 October 2024
Ethylene oxide (category Articles with short description)
permissible exposure limit calculated as a TWA (time weighted average) over 8 hours of 1 ppm, and a short term exposure limit (excursion limit) calculated...
106 KB (11,529 words) - 04:11, 10 October 2024
Confined space (category Articles with short description)
These include Threshold Limit Values (TLV), Short Term Exposure Limits (STEL) and Workplace Exposure Limits (WEL). A Time Weighted Average (TWA) is defined...
17 KB (2,146 words) - 08:41, 23 July 2024
Group 4 element (category Articles with short description)
recommendations for zirconium are 5 mg/m3 time weighted average limit and a 10 mg/m3 short-term exposure limit. Only limited data exists on the toxicology of hafnium...
35 KB (4,229 words) - 23:06, 11 September 2024
Pentaborane(9) (category Articles with short description)
(0.01 mg/m3) over an eight-hour time-weighted average, with a short-term exposure limit of 0.015 ppm (0.03 mg/m3). The acute toxicity of pentaborane has...
11 KB (1,148 words) - 17:48, 25 September 2024
Clopidol (category Articles with short description)
exposure, and 20 mg/m3 for short-term exposure. The Occupational Safety and Health Administration has set a permissible exposure limit (PEL); the respiratory...
3 KB (138 words) - 01:16, 11 October 2023
Occupational hazard (category Articles with short description)
that involve a wide variety of chemicals. Exposure to chemicals in the workplace can cause acute or long-term detrimental health effects. There are many...
20 KB (1,982 words) - 08:55, 4 October 2024
high leverage and exposure to the 1997 Asian financial crisis and 1998 Russian financial crisis. The master hedge fund, Long-Term Capital Portfolio L...
47 KB (5,612 words) - 16:24, 14 October 2024