Carbonate of soda is a versatile substance that can be used for laundry and cleaning.

I made an appointment at the department of obstetrics and gynecology for tomorrow.

My father is spreading phosphate fertiliser in the field.

Saturated fatty acids may increase the risk of heart disease.

Unsaturated fatty acids are said to be good for health.

Free fatty acids are used as an energy source in the body.

Essential fatty acids are vital nutrients for our health.

Essential amino acids cannot be produced by the human body, so they need to be obtained from the diet.

I picked up the trash that was lying in the park.

This orange juice is very sweet.