Aluminum is an amphoteric oxide, it reacts with both acids and bases.

Peroxides play an important role in chemical reactions.

In this chemistry experiment, we will learn about the dangers of cyanide compounds.

I will participate in an obstacle race this weekend.

In this situation, the proverb 'it is best to submit to circumstances' applies.

I decided to celebrate her birthday.

My house is in the north of Japan.

My favorite sushi topping is tobiko (roe of the flying fish).

The weather is very nice today, isn't it?

His new residence is very spacious.