The scientist studied the properties of the sulphide.
A chemical compound that contains sulfur and one or more metals.
The mine was rich in sulphide minerals.
A type of mineral that consists of sulphide compounds.
ਤਾਕਤਵਰ ਮੁਫ਼ਤ ਤਸਵੀਰ ਸ਼ਬਦਕੋਸ਼ ਅਤੇ ਫ਼ਲੈਸ਼ਕਾਰਡਾਂ ਨਾਲ।
