We chose the shortest route.

He is systematically advancing his work.

This product is made of silicone resin.

He obtained an MBA to improve his management skills.

He gave me a warning.

I look forward to your opinion on this matter. Yours sincerely, Yamada.

The head of the police station explained the details of the incident to the press.

Light metals are widely used in the manufacture of aircraft.

You can use a spectrometer to examine the composition of a substance.

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