We started operating the new factory.

I bought new work clothes.

The ichthyosaur is an ancient marine reptile, and its name means 'dragon like a fish'.

My younger brother is receiving treatment for ichthyosis.

We need to calculate the aggregation number of this compound.

He had a chalcedony ring in his hand.

He is highly regarded in the business industry.

This cudweed is growing naturally in my garden.

This performance was a great success.

We are planning to give a performance of a new play next week.