Polar Night Energy The Sand Battery was filled with 2,000 tons of soapstone, which is the approximate weight of one thousand soapstone fireplaces. The site has received 40 truckloads of crushed ...

Finnish company Polar Night Energy is rapidly advancing the development of an industrial-scale Sand Battery. This sustainable ...

A black-veined white marble fireplace adds a restrained elegance. A hidden bar is lined with hand-painted de Gournay wallpaper. The library. The kitchen. A wall of cabinets houses a pantry and ...

Fortunately, Amazon has a wide range of leaf vacuums and blowers that cater to all kinds of outdoor spaces, budgets, and ...

but gas blowers can leave a lot of unpleasant fumes (and just get plain noisy). The BLACK+DECKER 20V MAX Cordless Leaf Blower doesn’t suffer from either of these drawbacks, and it provides ...

Our field tests of corded and cordless leaf blowers and vacs are designed to sort the outstanding models from the poor machines that require too much effort to collect leaves. We assessed each model ...

Battery-powered chainsaws make quick work of cutting down trees and, in many ways, better than gas-powered models.

Finnish company Polar Night Energy is rapidly advancing the development of an industrial-scale Sand Battery. In terms of size, this unique battery will have a height of about 13 meters and a width of ...

Dyson cordless vacuums are known for their lightweight design and powerful suction, with innovations like particle detection in the Dyson V15 Detect and simultaneous wet and dry cleaning in the ...