Related questions

Q.Why do you have to buy pistachio nuts in their shells?

A.Pistachio kernels are highly flammable when stored in large quantities, and are prone to spontaneous combustion. The shell protects against this.

Q.Where are pistachios grown? Trees or in the ground?

A.Pistachio nuts are grown on trees. True nuts are the fruit of trees, having a hard shell. Peanuts and cashews are, strictly speaking, not nuts.

Q.How are nuts and seeds shelled on a mass scale

A.Machinery is used which weakens the outer shell. The nuts are then carried to be fully peeled by hand. Workers are in short supply.