Histamines trigger the runny nose, itchy eyes, and other symptoms of allergies. Pollen can travel for miles, spreading a path of misery for allergy sufferers along the way.The higher the pollen count, the greater the misery. The pollen count measures the amount of allergens in the air in grains per cubic meter.istamines trigger the runny nose, itchy eyes, and other symptoms of allergies. Pollen can travel for miles, spreading a path of misery for allergy sufferers along the way.
Sisal twine is made from a natural plant fiber, and is a strong economical, âworkhorseâ twine. Sisal twine is offered in a 1,2 or 3 ply construction. This is the number of strands used to make the finished twine.
Sisal fibre. Sisal fibre is derived from the leaves of the plant. It is usually obtained by machine decortications in which the leaf is crushed between rollers and then mechanically scraped. The fibre is then washed and dried by mechanical or natural means.The dried fibre represents only 4% of the total weight of the leaf.isal fibre. Sisal fibre is derived from the leaves of the plant. It is usually obtained by machine decortications in which the leaf is crushed between rollers and then mechanically scraped. The fibre is then washed and dried by mechanical or natural means.