Sentence examples for substances needs to from inspiring English sources

The chemical nature of these substances needs to be determined.

G. sylvestre, being a valuable medicinal plant and source of bioactive substances, needs to be propagated and conserved.

Those who sell these killer substances need to be held responsible," said Vaz.

I criticise the notion of internet "addiction" because addictive substances need to be discarded.

For that, epidemiological studies, environmental assessments, genetics, family history, and exposure to harmful substances need to be completed and evaluated.

"There's pretty broad consensus that the laws regarding toxic substances need to be modernized and overhauled, and that the E.P.A. needs more resources," said Mr. Olson of Pew, who added that the agency's new leadership had begun addressing many issues.

Then, the agency began to prepare a cover letter for its own laboratory indicating that the substances needed to be tested, but the letter was never completed and the evidence was never sent from the F.B.I.'s office in New York to its laboratory, said Joseph Valiquette, an F.B.I. spokesman.

Therefore, simply eating five servings a day of fruits and vegetables will not guarantee that you are eating enough of the different substances needed to stimulate the metabolic pathways of genes in the different organs where fruits and vegetables have their beneficial effects".

2 7b) and Annex V (8)] natural substances, which are classified and labelled as dangerous substances need to be registered.

The required exposure scenarios for substances need to be attached as an annex to the safety data sheet.

However, taking into account the information sources jointly, a comprehensive assessment is leading to the conclusion that the substances need to be assessed as very persistent.