氢氧化钙

• 气(air; vapor)RADICAL
• 羊(goat)PHONETIC

Gas with a tone like 'dương' is oxygen—the gas that sustains all living things.

• 亻(person; human)RADICAL
• 匕(spoon; compare)PHONETIC

A person standing upright beside a person bending down shows how shapes transform and change.

• 釒(metal)RADICAL
• 丐(beg; solicit alms)PHONETIC

The metal element for "thing" is calcium, the crucial skeletal element.