A Look Into Abraxas Petroleum's Price Over Earnings

Sewing a Covid-19 Mask? You Need This Chart

(Bloomberg Opinion) -- The popularity of homemade face masks has soared as authorities simultaneously exhort the public to take precautions against Covid-19 infection and demand that scarce medical-grade equipment be saved for health-care professionals.Research published in the journal Disaster Medicine and Public Health Preparedness demonstrates that a number of factors coalesce to make a face mask effective — including proper fitting, cleaning and disposal, and the inevitable trade-off between filtration efficiency and the effort required to breathe.The authors note that “any mask, no matter how efficient at filtration or how good the seal, will have minimal effect if it is not used in conjunction with other preventative measures, such as isolation of infected cases, immunization, good respiratory etiquette, and regular hand hygiene.” And they conclude: “a homemade mask should only be considered as a last resort to prevent droplet transmission from infected individuals, but it would be better than no protection.”The chart below illustrates the efficiency of various domestic fabrics against Bacillus atrophaeus, “a...

U.S. Death Toll at 50,000; Malaria Drug Warning: Virus Update

(Bloomberg) -- The death toll from the new coronavirus reached 50,000 in the U.S., now the epicenter of the global outbreak. The World Health Organization formed an international alliance to ensure that Covid-19 vaccines and treatments are distributed fairly.The U.S. Food and Drug Administration warned patients about taking malaria medications touted by President Donald Trump.Spain had its fewest deaths in five weeks, and new cases in Singapore dropped below 1,000 for the first time in five days. Russia reported the most new cases since April 19, and Germany had its worst day in almost a week. Chancellor Angela Merkel said the country is “far from being out of the woods.”Key DevelopmentsVirus Tracker: Cases top 2.7 million; deaths exceed 191,000Europe grapples with lockdowns as cases drop and economies reelMnuchin asks for equity stakes in exchange for $17 billion aidGilead sinks after latest data leak on virus drug trialTrump muddles virus response while...