What is the melting point of this substance in Celsius temperature?

In ancient Japan, the Housou clan played an important role.

Remembering the proverb 'haste makes waste', he acted carefully.

He was a great assistance to my project.

His spine is straight, and he has good posture.

Where is the restroom?

He went to search for the ancient ruins.

He was sitting on the chair reading a book.

His residence is in Tokyo.

He always tries to act with prudence.