FABRICATION OF EDGES, JOINTS, SEAMS, AND NOTCHES. There are numerous types of edges, joints, seams, and notches used to join sheet-metal work. We will discuss those that are most often used.
Essential Oils for Flea Treatment. Commonly recommended essential oils for flea treatment in cats are cedar, eucalyptus and lavender. These are all well-known flea repellents that have been deemed safe when used properly. Lavender is the most common and has been shown in university studies to repel fleas.
Essential Oils to Kill Fleas. Essential oils are controversial for use on cats because felines lack a key enzyme that both humans and dogs use to process the oils. Thus, flea prevention in cats is more difficult when looking for natural options. However, some essential oils can be applied to cats when done properly and with veterinary supervision.