Bubble-glazing

Instead of double or triple glazing to help insulate heat loss through the window, the inventive Tom Chalko comes up with the idea of using the bubble wrap in packaging as a substitute. The result is now visually pleasing and cost effective.

Read his write-up here

Why Fridge has vertical door?

A very good question. As usual, good question leads to good result. Tome Chalko at Mt. Best Australia has converted a

Vestfrost freezer turned into a fridge) consumes about 0.1 kWh a day. It works only about 2 minutes per hour. At all other times it is perfectly quiet and consumes no power whatsoever.

Read his discription here.