Carefully transfer the acid in the pipette into a conical flask, to remove the final drop from the pipette, gently touch the end of the pipette onto the surface of the liquid in the conical flask.

Three gases that are commonly produced in chemical reactions are hydrogen, oxygen and carbon dioxide. In this investigation we will make a sample of each gas and use it to investigate the ...

Royalty-free licenses let you pay once to use copyrighted images and video clips in personal and commercial projects on an ongoing basis without requiring additional payments each time you use that ...

There was plenty of crema, as you'll usually find from pressurized baskets/heads. I removed the small rubber bung that does this, essentially putting the Nanopresso into manual mode (well ...

Choosing a motorbike helmet to wear on an adventure bike is all about compromise. Peaks are handy off-road, for example, but can be a pain on the motorway. You want maximum ventilation on a sweaty ...

Creative Commons (CC): This is a Creative Commons license. Attribution (BY): Credit must be given to the creator. In this study, an ultrasonic extraction method of mulberroside A from Morus alba L.

The Osprey NATO Water Bottle is a classic piece of outdoor equipment, having been standard issue to the British Army for many decades. It holds 1 litre of water and is made of a rigid black plastic ...