[Royal Wulff]

Calcium sulfate is gypsum is wallboard.

[Nik Naym]

“Calcium sulfate is gypsum is wallboard.”

No.

Wallboard is made from Gypsum (calcium sulfate).

Wallboard contains (Mostly) calcium sulfate.

Calcium sulfate is not wallboard.

Dough conditioner contains calcium sulfate.

Calcium sulfate is not dough conditioner.

Dough conditioner is not made of wallboard.

My car is made of steel.

My mailbox is made of steel.

My car is not a mailbox.

My mailbox is not a car.

[UncleHambone]

Calcium Sulfate/Gypsum is an ingredient of wallboard.
In other news, steel is made of iron, so steel is an ingredient of bread.

[DBrow]

“Calcium sulfate is gypsum is wallboard.”

It’s also the natural feature, White Sands National Monument. So it’s used in wallboard too? Never going back to White Sands! Too dangerous!