Historical Examples. 1  The principal use of pyrite is in the manufacture of sulphuric acid. 2  Wherever flint and pyrite are to be had these are used for striking fire. 3  He, however, puts it on one side as merely a synonym for pyrite, nor can it be satisfactorily defined in much better terms.
Usually somewhere between 5 and 6 months would be the time when a male cat begins to reach sexual maturity and starts to spray. Although not all cats will do this, it is highly likely in unneutered males, especially if there are other cats in the house. That is why it is recommended to get them neutered before 6 months of age. Once a male cat begins to spray, neutering will help but it may continue to some extent if it has become a habit.
To avoid either issue, you can have your little one neutered or spayed as early as 6 to 8 weeks old. Maturity Once a kitten reaches sexual maturity, usually between 4 and 6 months of age, he is able to produce offspring. This means that your little girl kitten could be giving birth to little kittens well before she's 1 year old. Your kitten's behavior will also change once he or she hits puberty: Male kitties begin to spray smelly urine to mark their territory, and females yowl when in heat.