On the assumption that the weight of one supermarket checkout bag is approx. 8 to 10 grams, then a sake cup (approx. 16 to 18 milliliter) of crude oil is considered to be consumed in the manufacturing process. |
レジ袋1枚を約8~10gとすると、製造過程で小さな猪口1杯分(約16~18ml)の原油を使うとされている。 |