I think waste is an act of economic suicide.

His sarcastic remarks always irritate me.

The labor cost of our project significantly exceeded the budget.

I spread fertilizer in the garden.

That plan is too impractical, it's difficult to implement.

We are growing vegetables without using chemical fertilizers.

I plan to go to Kyoto for a day trip this weekend.

I am interested in dermatology.

Due to the skin effect, the current mainly flows on the surface of this wire.

On cold days, a heater is necessary.