Strong, light-weight materials are being developed to enhance gasoline effectivity in the aerospace and automotive industries. This was largely due to a troublesome economic surroundings, during which the per capita GDP fell to three,369 U.S. dollars and the value of exported goods came to only one hundred fifty.four billion U.S. dollars. Since then, and although Indonesia was capable of improve their per capita GDP, the variety of automobiles sold stabilized and reached about one million yearly as much as 2019. However, in 2020, the COVID-19 crisis additionally hit the trade and Indonesia’s business vehicle sales decreased for about multiple hundred …