| D007659 |
Ketones |
Organic compounds containing a carbonyl group |
Ketone |
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| D008970 |
Molecular Weight |
The sum of the weight of all the atoms in a molecule. |
Molecular Weights,Weight, Molecular,Weights, Molecular |
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| D005617 |
Chlorofluorocarbons, Methane |
A group of methane-based halogenated hydrocarbons containing one or more fluorine and chlorine atoms. |
Fluorocarbon Aerosols,Fluorocarbon Propellants,Chlorofluoromethanes,Aerosols, Fluorocarbon,Methane Chlorofluorocarbons,Propellants, Fluorocarbon |
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| D006801 |
Humans |
Members of the species Homo sapiens. |
Homo sapiens,Man (Taxonomy),Human,Man, Modern,Modern Man |
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| D000393 |
Air Pollutants |
Any substance in the air which could, if present in high enough concentration, harm humans, animals, vegetation or materials. Substances include GASES; PARTICULATE MATTER; and volatile ORGANIC CHEMICALS. |
Air Pollutant,Air Pollutants, Environmental,Environmental Air Pollutants,Environmental Pollutants, Air,Air Environmental Pollutants,Pollutant, Air,Pollutants, Air,Pollutants, Air Environmental,Pollutants, Environmental Air |
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| D000438 |
Alcohols |
Alkyl compounds containing a hydroxyl group. They are classified according to relation of the carbon atom: primary alcohols, R-CH2OH; secondary alcohols, R2-CHOH; tertiary alcohols, R3-COH. (From Grant & Hackh's Chemical Dictionary, 5th ed) |
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| D000473 |
Alkanes |
The generic name for the group of aliphatic hydrocarbons Cn-H2n+2. They are denoted by the suffix -ane. (Grant & Hackh's Chemical Dictionary, 5th ed) |
Alkane |
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| D000475 |
Alkenes |
Unsaturated hydrocarbons of the type Cn-H2n, indicated by the suffix -ene. (Grant & Hackh's Chemical Dictionary, 5th ed, p408) |
Alkene,Olefin,Olefins,Pentene,Pentenes |
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| D012828 |
Silicones |
A broad family of synthetic organosiloxane polymers containing a repeating silicon-oxygen backbone with organic side groups attached via carbon-silicon bonds. Depending on their structure, they are classified as liquids, gels, and elastomers. (From Merck Index, 12th ed) |
Silicone |
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| D013026 |
Space Flight |
Travel beyond the earth's atmosphere. |
Space Exploration,Space Travel,Spaceflight,Exploration, Space,Explorations, Space,Flight, Space,Flights, Space,Space Explorations,Space Flights,Space Travels,Spaceflights,Travel, Space,Travels, Space |
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