Most new carpets come with a factory-applied protectant but this wears off over time. Reapplying a protectant on your carpets can help oppose stains and soiling, so your carpets will stay cleaner longer. Another reason protectant is a smart investment is that it slows the aging and wearing procedure and can extend the life of your carpets.

The boy was being protectant from the girl so he or she wouldn't be hurt.

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A bioprotectant is a biological or biochemical protectant - an agent which provides protection.

303 aerospace protectant is largely used to help sustain the exterior look of motor vehicles. Specifically, the product helps protect a car's finish from the effect of ultraviolet (UV) rays.