| material safety data sheet |
ABBR: MSDS. Descriptive sheet required by U.S. federal law, and by laws of other countries and states, that accompanies a chemical or a chemical mixture. The sheet provides identity of the material, physical hazards (
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| material witness |
Fact witness .
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| mater |
mother.
출처: www.mercksource.com/pp/us/cns/cns_health_library.j...
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| materia |
matter.
출처: www.mercksource.com/pp/us/cns/cns_health_library.j...
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| material |
substance or elements from which a concept may be formulated, or an object constructed.
출처: www.mercksource.com/pp/us/cns/cns_health_library.j...
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