Ideal growth conditions require an intermediate temperature and exposure to filtered sunlight.

Asbestosis, on the other hand, requires intensive exposure, rare these days even in industry.

This will, however, require longer exposure (and change the resulting image).

Seeds require exposure to fire before they can germinate.

Or does the very nature of education require exposure to even offensive speech?

These flowers require exposure to sunlight to open up properly, and then last only a single day.

Indeed, as indicated above, some research shows that advertisements require significant exposure to consumers before they even register.

They are easy to raise and do not require prolonged exposure to cold temperatures in order to complete their life cycle.

Training might also specifically require exposure to the elements such as wind or rain.

The plant requires dry air and exposure to the sun.