Diseases, Conditions, Syndromes

Virus test results in minutes? Scientists question accuracy

Some political leaders are hailing a potential breakthrough in the fight against COVID-19: simple pin-prick blood tests or nasal swabs that can determine within minutes if someone has, or previously had, the virus.

Diseases, Conditions, Syndromes

Loss of smell could reveal hidden virus cases: experts

From a mother unable to smell her baby's nappy to a lawmaker who suddenly could not taste food, some coronavirus patients have described a loss of olfactory senses—and experts say this might be a new way to detect the virus.

Diseases, Conditions, Syndromes

Urgently needed: New way to combat vaccine-derived poliovirus

A team of researchers from the U.K., Switzerland, the U.S., and the Congo has found that there is an urgent need to combat a vaccine-derived poliovirus. In their paper published in the journal Science, the group describes ...

Diseases, Conditions, Syndromes

Masks, gloves don't stop coronavirus spread: experts

Wearing masks and gloves as a precaution against coronavirus is ineffective, unnecessary for the vast majority of people, and may even spread infections faster, experts said Tuesday.

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Laborer

One of the construction trades, traditionally considered unskilled manual labor (as opposed to skilled labor). In the division of labor, laborers have all blasting, hand tools, power tools, air tools, and small heavy equipment, and act as assistants to other trades , e.g. operators or cement masons. The first century BC engineer Vitruvius writes in detail about laborer practices at that time. In his experience a good crew of laborers is just as valuable as any other aspect of construction. Other than the addition of pneumatics, laborer practices have changed little. With the advent of advanced technology and its introduction into the construction field, the laborers have been quick to include much of this technology as being laborers work.

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