Sentence examples for strenuous extraction from inspiring English sources

Though they display promising and wide ranging biological properties, yet the strenuous extraction and purification procedures with very less yields of these special secondary metabolites from natural sources restrict their further biological investigation.

Declining fossil fuel reserves, coupled with environmental concerns over their continued extraction and exploitation have led to strenuous efforts to identify renewable routes to energy and fuels.

The fight was strenuous.

It's strenuous viewing.

Strenuous motherhood is de rigueur.

We believe in strenuous discourse.

The effort required is strenuous.

An amazingly strenuous list, actually.

Roller derby is strenuous work.

The rest is strenuous process.

Never too strenuous.