91社区

Subscribe to the OSS Weekly Newsletter!

Guano is Back

20 Mar 2017

The other day, at the garden center, I noticed a box of fertilizer announcing that it contained a "natural" fertilizer鈥 guano. In fact, before synthetic fertilizers, such as ammonium nitrate -...

Witches Knickers: the plastic bag crisis

20 Mar 2017

Plastic bags that have been carelessly discarded and get caught up on tree branches. Polyethylene bags fluttering in the wind, desecrating our beaches and piling up in cabinets under our sinks,...

Can you remove 'dead mouse smell' without putting holes in your walls?

20 Mar 2017

Nobody likes the idea of live rodents scampering around the house, but dead rodents can be an even bigger problem. If they meet their demise inside a wall, as can easily happen, the 鈥渟mell of death...

Cathodic Protection

20 Mar 2017

You use cathodic protection聽to prevent iron from rusting. The rusting of iron is an expensive process. It is estimated that the deterioration of iron due to corrosion costs billions of dollars a...

Whales at a party?

20 Mar 2017

An 1861 Vanity Fair cartoon depicted whales celebrating at a party. Celebrating what, you may ask? The discovery of oil in Pennsylvania!

How about some Snail Cream?

20 Mar 2017

No, you don鈥檛 eat it. Neither is it meant to limber up the arthritic joints of snails. You massage it into your face to improve complexion, reduce wrinkles and improve scar lines. At least that鈥檚...

Refrigerators and Climate Change

20 Mar 2017

The walls of refrigerators have to be heavily insulated in order to maintain efficient cooling. Polyurethane foam insulation has been the classic material used for this purpose and guess what it...

GMOs and Omega-3 Fats

20 Mar 2017

Mention genetically modified organisms (GMOs), and watch the brows wrinkle. People just don鈥檛 want the genes in their meals modified, even if they are not quite sure what genes are. Better just...

Pages

Back to top