In The Word “ Petroleum ”, To What Does The “ Petro ” Refer ?

1.	In The Word “ Petroleum ”, To What Does The “ Petro ” Refer ?
Answer» STONE ROCK, from the GREEK WORD “ petros ” ( stone ) are “ PETRA ” ( rock ). Stone rock, from the greek word “ petros ” ( stone ) are “ petra ” ( rock ).

Answer»

STONE ROCK, from the GREEK WORD “ petros ” ( stone ) are “ PETRA ” ( rock ).

Stone rock, from the greek word “ petros ” ( stone ) are “ petra ” ( rock ).

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