Humidity may be absolute or relative. Absolute humidity is the amount of water vapor in a unit volume of air which is expressed in kilograms per cubic meter. It does not change according to the temperature of the air.When there is a high amount of water vapor in the air, absolute humidity will also be high.ummary: 1.Humidity is the amount of water vapor in the atmosphere while relative humidity is one type of humidity. 2.Humidity is the water content of the mixture of water vapor and other elements found in the air while relative humidity is the percentage of water vapor in the air at a given temperature.
Ajwain seeds are the seeds obtained from the Ajwain or Ajowan plant. These seeds are used as a spice in cooking. This plant is closely related to Cumin, Dill and Caraway. The seeds are also known as Bishopâs Weed, Ajowan, Caraway and Thymol Seeds. The Ajowan plant mainly grows in various regions of India. The umbels of the plant mature and produce the seeds. Ajwain is also highly regarded for their medicinal value.
Niger is a oily seed which makes it an excellent energy source for the birds that eat it. But its oily nature also causes it to dry out AND LOSE ITS ATTRACTIVENESS TO BIRDS.Birds will turn their beaks to old niger seed.Avoid waste by only purchasing niger in a quantity you'll use in a month or two.ou may also see it called NygerÂ®. 3) NIGER SEED HAS A SHELL. As small as it is, a niger seed does have a shell. If you think birds aren't eating the seed because you see some on the ground, examine it more closely: you may be seeing mostly the thin niger hulls.