I am looking for a portable air purifier, these are the options available under ₹5000

Low-cost air purifiers under ₹5000 can reduce dust, pollen and smoke, offering basic air cleaning for small rooms without high running costs.
The Mercury on MSN

Boyertown school board eyes treatment for water contamination at Gilbertsville Elementary

Jan. 15—Getting your Trinity Audio player ready... DOUGLASS (Mont.) — The Boyertown School Board is taking a look at how to ...

Identifying where lithium ions reside in a new solid-state electrolyte that could lead to improved batteries

Recent research published in Science introduces a promising solid electrolyte material that could improve the performance of next-generation lithium batteries, particularly at lower temperatures.
AZOM

Divalent Anions Improve Lithium-Ion Transport in Solid-State Batteries

Researchers at the Korea Advanced Institute of Science and Technology (KAIST) have significantly enhanced the performance of all-solid-state batteries solely through structural design – and without ...