EA: SECONDARY_MATERIAL_TYPE
EE: CHALK
Status:
STD 2005/06/07
Code:
4
EA label:
SECONDARY_MATERIAL_TYPE
Concept definition:
Chalk.
Reference type:
IR
Reference:
[
FACC
, Annex B, MCS:12]
Supplemental references:
[
SOED
, "chalk", 2]
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