Twelve Days of Chemistry

On the first day of chemistry, my teacher said to me, write down the safety rules.

On the second day of chemistry, my teacher said to me, hydrogen is a gas and write down the Safety rules.

On the third day of chemistry, my teacher said to me, acids are harmful, hydrogen is a gas and write down the Safety rules.

On the fourth day of chemistry, my teacher said to me, wear safety glasses, acids are harmful, hydrogen is a gas, and write down the safety rules.

On the fifth day of chemistry, my teacher said to me, get off the desks, wear safety glasses, acids are harmful, hydrogen is a gas, and write down the safety rules.

On the sixth day of chemistry, my teacher said to me, don't blow up the lab, get off the desks, wear safety glasses, acids are harmful, hydrogen is a gas, and write down the safety rules.

On the seventh day of chemistry, my teacher said to me, is everyone on time, don't blow up the lab, get off the desks, wear safety glasses, acids are harmful, hydrogen is a gas, and write down the safety rules.

On the eighth day of chemistry, my teacher said to me, don't touch the equipment, is everyone on time, don't blow up the lab, get off the desks, wear safety glasses, acids are harmful, hydrogen is a gas, and write down the safety rules.

On the ninth day of chemistry, my teacher said to me, don't throw the glassware, don't touch the equipment, is everyone on time, don't blow up the lab, get off the desks, wear safety glasses, acids are harmful, hydrogen is a gas, and write down the safety rules.

On the tenth day of chemistry, my teacher said to me, put down the matches, don't throw the glassware, don't touch the equipment, is everyone on time, don't blow up the lab, get off the desks, wear safety glasses, acids are harmful, hydrogen is a gas, and write down the safety rules.

On the eleventh day of chemistry, my teacher said to me, shut off the gas, put down the matches, don't throw the glassware, don't touch the equipment, is everyone on time, don't blow up the lab, get off the desks, wear safety glasses, acids are harmful, hydrogen is a gas, and write down the safety rules.

On the twelfth day of chemistry, my teacher said to me, clean up the classroom, shut off the gas, put down the matches, don't throw the glassware, don't touch the equipment, is everyone on time, don't blow up the lab, get off the desks, wear safety glasses, acids are harmful, hydrogen is a gas, and write down the safety rules.