Skunks, raccoons, dogs, and cats can also transmit the disease. Human rabies is rare in the United States. There have been only 55 cases diagnosed since 1990. However, between 16,000 and 39,000 people are treated each year for possible exposure to rabies after animal bites.
Acidic dye is defined as a negatively charged dye, which contains one or more acidic groups, such as a sulfo group. A basic dye, on the other hand, is a positively charged stain that is usually synthetic and reacts with negatively charged particles. Continue Reading.
An understanding of the types of dyed yarns available, and the advantages and disadvantages of each is crucial to product performance and design. There are two main processes commonly used to create colored yarns: package dyed and solution dyed (also called dope dyed). Letâs take a look at each: Package dying is a mature technology that is one of the most commonly used methods of yarn dying.