Assertion: pvc | /r/MadeOf | plasticizer
Facets:
value: at a ratio
type: OTHER
Source sentences:
text: Generally speaking, the hardness (flowability) of PVC can be freely controlled by adjusting the amount of plasticizer added thereto: PVC containing plasticizer at a ratio relative to the total of PVC and plasticizer of 0%, 10-30% and 30% or more being called hard, semihard and soft PVC respectively.