Wood is versatile and flexible, making it the easiest construction material for renovations, and wood buildings can be redesigned to suit changing needs. Few homeowners or professional remodellers possess the skill and equipment that is required to alter steel-frame or concrete structures. Forest certification verifies that wood products have been sourced from well-managed forests.

Most certification programs provide online search options so that consumers can find certified products - the Certification Canada program includes a search option for all of the certification programs that are in use in Canada. In North America, most structures are demolished because of external forces such as zoning changes and rising land values.

Additionally, buildings that cannot be modified to serve the functional needs of the occupants are subject to demolition. Very few buildings on the continent are demolished due to structural degradation. The Athena Institute surveyed 227 commercial and residential buildings that were demolished in St. Paul, Minnesota, between 2000 and mid-2003. Thirty percent of the buildings were less than 50 years old, and 6% were less than 25 years old. The four top reasons for demolition were 'area redevelopment' (35%), 'building's physical condition' (31%), 'not suitable for anticipated use' (22%), and 'fire damage' (7%).

Noli Me Tangere 5th Edition By Maria Odulio De Guzman Orthodontics more. Download the free trial version below to get started. Double-click the downloaded file to install the software. A mineraloid is a mineral-like substance that does not demonstrate crystallinity. Mineraloids possess chemical compositions that vary beyond the generally accepted.