Ina ua faʻalauiloaina faʻamatalaga PVC foam i le 1970s, na faʻaigoaina i latou "o le fafie o le lumanaʻi," ma o latou vailaʻau o le polyvinyl chloride.Ona o le faʻaaogaina lautele o oloa faʻaofuofu maualalo PVC, e mafai ona suia toetoe lava o mea faʻavae laupapa uma.I tausaga talu ai nei, o le t...
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