remaining HCl and byproduct ethanol were removed by distillation under vacuum at 100˚C, and the resultant viscous liquid was dried to constant weight under vacuum at 100˚C to give a Brønsted acidic ...

By Daisuke Wakabayashi Reporting from Seoul For months, the fight for management control of Korea Zinc, a leading metals producer, between its two founding families seemed headed for a dramatic ...

Control of Korea Zinc, the world’s largest producer of zinc, is at stake in a battle challenging the country’s entrenched chaebol system of powerful conglomerates. By Daisuke Wakabayashi and ...

The Company is a supplier of pharmaceutical intermediates and specialty chemicals with chlorination, Grignard reaction, hydrogenation, and high-vacuum distillation. The Company's products include ...

Apart from its claw, the Z70 looks to be a pretty capable robot vacuum and mop. Its vacuum has a suction power rating of 22,000 Pa, and has a side brush to direct debris underneath the bot.

The Xiaomi X20 Pro is interesting insofar that it looks and acts like a premium robot vacuum, with very effective mopping functionality and a dock that takes care of almost all maintenance for you ...

When you buy through our links, Business Insider may earn an affiliate commission. Learn more A vacuum sealer is a smart investment for cutting grocery costs. By removing air from food packaging ...

I began using robot vacuum and mop combinations over six years ago, looking for a way to check some chores off my list without breaking my back or taking away my already-divided attention from my ...

Using rice, sand and pet hair, we score each cordless vacuum on suction performance, ease of use, battery life, comfort/handling, standout features and value for the price. You'll find our picks ...