Sources: ASTM International, West Conshohocken, Pa.; CP staff
ASTM Committee D37 on Cannabis is eyeing development of standards to cover the use of hempcrete, a bio-composite mixture of hemp hurds and lime, in construction and insulation. Work on the proposed WK70549 and WK70550 standards entails, respectively: review of current ASTM International fire resistance and R-value measurement methods’ appropriateness for hempcrete, and establishing unbiased R-value and fire resistance properties for hempcrete insulation materials.
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