For quotations using this term, see Citations:troglodykes.

Thou maiſt I warrant, we ſhall haue old ſwearing / That they did giue the Rings away to men, / But weele out-face them, and out-ſweare them too, …

The holes and burning are caused by the part diaphragming at 20000-40000 cycles/second.

Other requirements in similar vein are to minimise and mitigate the effects of airport expansion on existing surface access and to take all reasonable steps to minimise such effects during construction and operation.