The second is to collect the pollutants in an environmentally benign form.

Any form of confinement, however benign, was too much to contemplate.

Regardless of its cause, the benign form typically does not require medical treatment.

H. aegyptius was the more benign form, however at this point it had not been named.

What about a more benign form, such as a unicorn?

Still others want to fend off even the most benign forms of attention.

But the civilization that it supports can be- with a different, more benign form of government.

It's in some ways the most benign form of order.

In its most benign form, a deflagration may simply be a flash fire.

That would have been a more benign and pragmatic form of snobbery.