Any plant needs a good root system to thrive, and for plants growing in pots, a proper growing mixture is key.

With the proper mixture of water, oxygen, carbon, and nitrogen, micro-organisms are allowed to break down organic matter to produce compost.

Four elements were needed to create an explosion: heat, the proper mixture of fuel in the air, a container to pressurize and an ignition source.

Synthetic frontalin in the proper mixture may prove useful to control elephant movements.

It is important that the designer select the proper mixture for the intended applications.

This has the advantage of being a dry system and yet still maintaining proper air/fuel mixture.

Then a proper mixture of seed, selected for a particular area, must be sown.

For just a few areas, seeding with a proper mixture is best.

I think I'm close to discovering the proper mixture.

Could you tell me the proper mixture to use to achieve the fire effect?