In this work the variation in the elimination capacity of a biofilter as a function of the gas flow and toluene concentration was studied. A bioreactor 0.75 m highÃ14.5 cm diameter was used, divided into three equal stages, using compost to support the microorganisms, and sea shells to control the pH.
Mistletoe and holly have poisonous berries and are dangerous if large amounts are consumed. Poinsettias have bad side effects if eaten by your dog. Chamomile, alfalfa, comfry, penny royal and garlic are dangerous herbs for dogs to eat.
1 Arborvitae: Plants toxic to dogs that can cause poisoning if eaten in large quantity. Look for skin allergic reaction. 2  Arrowgrasses: leaves can be toxic.  Arrowhead vine: can cause swelling in the mouth, swalloing difficulty, breathing problems, stomach upset.