You will find that a variation of artificial foods will help.

Cobalt compounds were used as an artificial food coloring until 1971.

You couldn't expect to have everything perfect, living undersurface, with an artificial sun and artificial food.

It was artificial food, surely with the requisite nutritive elements.

First, he ate of the energy, which plants had stored, then of the artificial foods his machines made for him.

The artificial food coloring that was once used has been replaced with beetroot.

Americans find it difficult to understand that sophisticated foods do not have to be artificial foods.

You mentioned just now about artificial foods, if I can put it that way.

This is an artificial food dye with known carcinogenic properties.

They have been put in with the artificial foods occasionally, and now the last has gone.