Growth Mold at Wood
March 9, 2008 – 4:22 amMold or fungus represents one of the microorganisms causing wood color change and then result deterioration if their amounts have is abundant. Because fungus unable to produce food alone, hence fungus base on some natural material for example husk, cotton, cane, wood and paper. In the case of its relation with wood, there are 4 especial conditions before fungus can reside in wood, that is: oxygen supply, air temperature between 5-38 ° C, dampness of high air and it is of course existence of wood. We enough overcome one of the condition to obviate wood at house building contraction or furniture from fungus.
Self-explanatory, that we cannot limit existence of oxygen around wood because human being also needing it. Air temperature required by fungus for the life of in the reality resides in at range which is equal to human being and other mortal. Even at some fungus type can live at temperature under 0 ° C. So that this shares is difficult to limit. Most effective method is to take care of the wood remain to run dry. That is why wood have to be dried (Kiln Dry) at MC level between 8-14 % before processed to become other contruction (bridge or building) or furniture. Most fungus starts the life at wood owning MC level above 20%. Under that level very difficult for fungus to multiplying.
FURNITURE
For the furniture of in room, with condition of air which enough stabilize and dampness of air which enough lower still enable protected from fungus, or can be told easy to obviate furniture from growing of fungus. But for external furniture of room become separate challenge. Because of that’s outdoor furniture factory have to ever take a care in choose wood type for external furniture of room. There are some wood types which have owned chemical of which in the form of ‘ poison’ to fungus so that there no fungus can attack although 4 above mentioned condition fulfilled. The type wood in Indonesia for example teak, ebony and ulin. Any way availability of the wood type limited also because more and more one who require and the limited time grow to minimum the birch have age to 30 year to be able to cut away and processed to become industrial wood.
Situating of furniture in room even also has a risk attacked by fungus if the room does not have good air-refreshing. Some ways use chemicals have used many in this time by some timber industry and factory. Lacking of from this method is with existence of chemicals which can be dangerous to furniture consumer or all workers in factory.
CONSTRUCTION BUILDING
So, how with wood used by architect to build house roof construction, cushion or door? We can see again 4 especial condition of life of fungus and way of most conducive is by taking care of wood remain to run dry at stable dampness and do not too high. In this case easiest solution by making good ventilation system at ‘room’ where the construction reside in to launch circulation in ‘ room’ construction. Besides to lessen ‘ humid weather supply’, especially under critical roof, all civil engineer usually make elementary coat under tile arranged in layers materials a kind of foil aluminum sheet to prevent humid weather step into ‘ room’ contruction especially when rain.
DETECTING ATTENDANCE OF MOLD
Paying attention some center in all area production furniture, within depository warehouse which is has leaky potency at rain time and also leaky from aqueduct. This matter can become the source of incidence of fungus at stock wood, goods in the processing and furniture within your home.
At building construction also require to be seen entire dismissal channel work better, there no leaking or pond irrigate at the time of the rains.
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