1. How can you tell the difference between an engineer and a physicist?
Ask them to spell "UNIONIZED" How do you pronounce it?

2. A chemist tells a joke while mixing 2 chemicals together.
There was no reaction.

3. The past, present and future walk inside a bar. Then things got tense.

4. The latest news states that bottles water contains 2 HIGHLY explosive elements- Hydrogen and Oxygen

Bonus riddle: How much dirt is in a 2m x 5m x 67 m hole?

Post your jokes below!!