Wood

**__Wood.__**
In America they used Wood structure to survive extreme clime changes because had been proved to be strong and durable along time. British Columbia Products is a company which is recognized for its products qualities and it has a huge demand around the world. The company has personal that visit and supervise the building work during construction. The demand of wood around the world is increasing because of it durability comparing to concrete or steel. For example: Chinese Temples are made of wood and have been in history for a long time. British Columbia has a group of professionals studying how to make wood a better material for earthquakes, because it had been prove with studies to have better respond than concrete or steel. Wood is flexible so it can follow the earthquake movements and is hard to brake. Frame structure is the commonest type of structure used with wood. It is the hardest structure because resist any force of nature. Wood is use inside and outside the building, so outside wood has to be waterproof to avoid rotting. For raining, BC has design four strategies to avoid moisture: 1) Design a roof that keeps away water falling over the façade. 2) A Drain, so rain water can go to a water collection system. 3) Heat walls which reduce the moisture 4) Using durable materials. Barriers are made in the bottom of the house so termites can’t damage wood.

Wood structure is design to be a fire safe because each strip has a protector surface which could be burn but at the same time it protects the inside of being burned.

Wood structure also allows to have insolated inside walls so that way reduces sound impact between spaces, which is perfect for offices and houses.

Also in seasons countries wood keeps the house warmer at winter and cooler in summer. It reduces cost in houses bills.