silica
/ˈsɪl.ɪ.kə/
A natural compound found in sand and quartz.
“Silica dust filled the air at the construction site.”
My Deck에 추가
inoh
inoh
/ˈsɪl.ɪ.kə/
A natural compound found in sand and quartz.
“Silica dust filled the air at the construction site.”
My Deck에 추가