humidity

What is Relative Humidity, Absolute Humidity and Dew Point?

What is Relative Humidity, Absolute Humidity and Dew Point?

Humidity can be measured in several ways: either by relative humidity, absolute humidity or dew point.  But what is the difference? In this post we try to explain the different ways of measuring humidity. 

It’s a wrap for labelling problem

It’s a wrap for labelling problem

Apata Group Limited appears to have a problem with fruit labelling all wrapped up, thanks to some innovative thinking, and materials and technology more commonly found in the building industry. The company has warmed and dried the environment in which SunGold kiwifruit is graded inside its Kaimai packhouse, by sealing off the area with plastic used to wrap leaky buildings, and installing a dehumidifier and a heating unit. 

The Importance of Humidity Control in Archives

The Importance of Humidity Control in Archives

A green New Zealand invariably means a wet New Zealand. Humidity and inappropriate amounts of water vapour constitutes a real threat to the continued preservation as once moisture damage, bacterial growth, corrosion has occurred the object to be preserved will probably never return to its former condition. . Temperature and pollutants are important factors in preserving documents. In general the humidity and temperature have to be as stable as possible and pollutants should be kept to a minimum.