Our work is also consistent with other research that shows improving cleaning in hospitals is cost-effective. Cleaning services and products have often been subject to cuts when hospitals have needed ...

WASHINGTON (AP) — The U.S. Postal Service is seeking a rate increase this summer that includes hiking the cost of a first-class stamp from 73 cents to 78 cents. The request was made Wednesday to ...

WASHINGTON (AP) — The U.S. Postal Service is seeking a rate increase this summer that includes hiking the cost of a first-class stamp from 73 cents to 78 cents. The request was made Wednesday to ...

WASHINGTON (AP) — The U.S. Postal Service is seeking a rate increase this summer that includes hiking the cost of a first-class stamp from 73 cents to 78 cents. The request was made Wednesday to the ...

Though the changes coming to the United States Postal Service in April are intended to improve efficiency and cut costs, many of the millions of customers served by the agency could also see a ...

Though the changes coming to the United States Postal Service in April are intended to improve efficiency and cut costs, many of the millions of customers served by the agency could also see a decline ...

A new method to recycle activated carbon used for air purification, cutting replacement costs by half. Activated carbon used for cleaning air usually needs to be heated to 200°C to be cleaned and ...