Amerika e leboea:Ho rekisa The Thermoplanet PolyureThane (TPU) e eketsehile ka selemo sa likhoeli tse tšeletseng ho isa ho la 30 Phuptjane 2019 ka 4.0%. Karolo ea TPU e hlahisitsoeng haholo-holo e tsoang ho 38.3%.

Lintlha tse tsoang Lekhotla la Chemistry American Bopaki bo Bontšitseng Tse Tlhokahalo ea Machabeng le hanang ho nka karolo ea matla a TPU le Europe.

E ngotsoe ke basebetsi ba litšila ba lefatše