| methanesulfonic acid |
Acidic gas, formula CH 3 SO 3 H, formed in the oxidation of dimethyl sulfide in the marine atmosphere. As a result of its low volatility it is mainly found in the liquid (aerosol) phase.
Ãâó: amsglossary.allenpress.com/glossary/browse
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| methylation |
The addition of a methyl group (-CH 3 ) to a macromolecule, such as the addition of a methyl group to specific cytosine and, occasionally, adenine residues in DNA.
Ãâó: www.fao.org/docrep/003/X3910E/X3910E16.htm
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| methemoglobin |
An altered hemoglobin which does not carry oxygen.
Ãâó: www.peteducation.com/dict_alpha_listing.cfm
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| methanol |
An alcohol that can be used as an alternative fuel or as a gasoline additive. It is less volatile than gasoline; when blended with gasoline it lowers the carbon monoxide emissions but increases hydrocarbon emissions. Used as pure fuel, its emissions are less ozone-forming than those from gasoline. Poisonous to humans and animals if ingested.
Ãâó: www.epa.gov/OCEPAterms/mterms.html
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| methodology |
The way in which information is found or something is done. The methodology includes the methods, procedures, and techniques used to collect and analyze information.
Ãâó: www.epa.gov/evaluate/glossary/m-esd.htm
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