I iron my shirt every morning.

Ah, good morning!

We are planning to go to that island for summer vacation.

He started an education program to solve the problem of illiteracy.

Southern crabgrass is growing in my garden.

This reaction occurs through a chemical process.

He is an excellent chemist who made many discoveries.

He is an expert in petrochemistry.

It's difficult to decipher this chemical equation.

Understanding chemical equations is difficult.