Decaffeinated coffee has some caffeine, but the 2 to 4 mg in an 8-ounce cup is a smidgen compared with the caffeinated version. The lethal dose of caffeine is about 10 grams, which is equivalent to the amount of caffeine in 100 cups of coffee. Caffeine gets absorbed in the stomach and small intestine and then distributed throughout the body, including the brain.
It isn't a lethal trap or poison, but a remarkably simple formula containing â¦ castor oil! In fact, in a Michigan State University study, a castor oil-based repellent was effective in 26 out of 27 tests. Product Details. Apply to lawn areas where mole activity is present.
Pure castor oil, which is extracted from castor beans, is an odorless and tasteless oil that is used for a variety of skin ailments. In recent years, castor oil has been used in conjunction with other natural oils, such as rosemary oil and peppermint oil, to make a safe and effective natural insect repellent. Castor oil. Other natural oils, such as rosemary, lemon eucalyptus, cedar, cinnamon and geranium oils. Rubbing alcohol.