Sentence examples for substances are often from inspiring English sources

Levels of metabolic products and other chemical substances are often easily detected by urinalysis.

The crux of the problem is that green is such a difficult color to manufacture that toxic substances are often used to stabilize it.

As a consequence, recoveries for individual substances are often markedly reduced [17].

The time tables for phasing out these substances are often very different depending on national legislation.

Inhibitory substances are often found to be the leading cause of anaerobic reactor upset and failure since they are present in substantial concentrations in wastewaters and sludge.

The formation of organic solvates instead of hydrates plays a significant role since the pharmaceutical substances are often exposed to organic solvent during production and processing.

Ivermectin, synthesized from a group of naturally occurring substances, is often used to treat leishmaniasis by causing paralysis of the infecting worms and is effective against the filiariasis organism W. bancrofti.

This particularly accounts for children or diseased patients in whom injection of vasoactive substances is often contraindicated.

Marijuana use was based on self-report, and self-report of illicit substances is often underestimated on self-reports.

Concordant use of alcohol, khat and tobacco is observed and exposure to friends' use of substances is often implicated.

An additional limitation is that the marijuana use was based on self-report and self-report of illicit substances is often underestimated on self-reports.