He works at the Tokyo Stock Exchange.

He joined the multi-level marketing business.

The concept of chemical equivalent is essential for understanding chemical reactions.

Let's use a radiation dosimeter to measure the radiation levels in this area.

The space complexity of this algorithm is O(n).

The time complexity of this algorithm is O(n).

Stoichiometry is a method for calculating the amount of substances in a chemical reaction.

If cardiac output decreases, blood flow throughout the body worsens.

Our town suffered significant damage due to the earthquake.

He decided to start a multi-level marketing business.