He made a small mistake during the exam.

Please be careful not to overcharge the battery.

Please be careful not to overcharge your smartphone's battery.

When the spring days pass, the cherry blossoms begin to fall.

Please explain the progress of that project in detail.

As time passed, his heart began to calm down.

This plan is proceeding perfectly without any excess or deficiency.

He was taken to the hospital due to an overdose of medicine.

He is dedicated to the study of immunochemistry.

Thermochemistry is a part of chemistry that deals with the reactions of heat and matter.