Sentence examples for unknown hazardous from inspiring English sources

Intensive animal testing must precede marketing of a new substance or be concomitant to its arrival upon the market in order to avoid contamination of the environment and human population by chemicals with unknown hazardous properties.

In particular, NMs may have significant, still unknown, hazardous properties related to their unique physico-chemical properties, that can pose risks for a wide range of employees potentially exposed through the overall lifecycle of NMs.

As a powerful tool, a large variety of robotic systems has been applied to help human beings explore unknown or hazardous areas such as outer space, deep sea, or contaminated nuclear plants.

Our results demonstrate the use of DNA barcodes to enable regulatory agencies to identify unknown and potentially hazardous samples.

Planetary surfaces, such as Mars, consist of fine, unknown soils that may be hazardous to human explorers.

From the authors' point of view, the transfer of the burden of proof to the manufacturers and suppliers of chemicals has increased their efforts to tackle unknown and neglected risks from hazardous substances.

Despite the improvements improvisation can bring to the society, it can also result in unwanted outputs, mainly when it is performed at the workplace, in the presence of hazardous situations and unknown situations.

Gallows humor is circulating in Beijing these days as a yellowish-gray miasma once again drapes the city and air pollution indices hit hazardous highs or largely unknown, "Beyond Index" territory, for the fourth time this month.

Many of the deep volcanic lakes world-wide remain unstudied, and it is thus unknown if these lakes are potentially hazardous or not.

Since the eruption was small and terminated within a short period, details of the mechanisms responsible for hazardous eruptions such as this remain unknown.

Without samples of environmental air, alveolar air, and plasma from infants, the potential hazardous effects of THMs on infants is unknown.