YOU SAID:

but if embalmed and buried decomposition could be a slow process

INTO JAPANESE

しかし、防腐処理され埋設された分解は遅いプロセスになる可能性があります

BACK INTO ENGLISH

However, preservative-treated and buried decomposition can be a slow process

INTO JAPANESE

ただし、防腐剤で処理され、埋められた分解は遅いプロセスになる可能性があります

BACK INTO ENGLISH

However, preservative-treated and buried decomposition can be a slow process