Nkyerɛmu
Mfiridwuma ho nsɛnkyerɛnne .
Fatty acid nkaeɛ .
Pitch ngo .
Pitch ngo nhabannuru nnyinaso .
Nnuadewa a ɛwɔ pitch mu ngo .
Soya a egyina pitch ngo so .
Soya a egyina asphalt so .
Bitumen Nnuadewa a Wɔde Yɛ Nnuadewa .
Tags a ɛyɛ hyew .: Fatty acid residue/nnuaba mu ngo a wɔayɛ no foforo asphalt, China, wɔn a wɔyɛ, bo, nsɛm a wɔafa aka, nhwɛsode a wontua hwee

