Related by context. Frequent words. (Click for all words.) 37 sterilization 35 disinfection 33 Sterilization 28 digital radiography 26 recirculation 26 sterilizing 25 sterilized 25 disinfecting 25 sanitization 23 endoscopes 23 purification 22 autoclave 22 irradiation 22 vitro fertilization IVF 22 surgical 21 filtration 21 sterilize 21 surgical instruments 21 calibration 21 decontamination 21 electrolysis 20 ultrasonography 20 sterility 20 inoculation 19 continence 19 vitro fertilization 19 infanticide 19 surgical procedures 19 sterile 19 castration 19 endoscopy 18 euthanization 18 implantation 18 Sterile 18 artificial insemination 17 eugenics 17 sanitizing 17 sterilizations 17 pasteurization 17 organ transplants 17 spay neuter 17 gynecologists 17 chlorination 16 germ warfare 16 female circumcision 16 spay 16 euthanasia 16 infertility treatments 16 chemical castration 16 implants 15 disposables 15 IVF 15 sanitary 15 spayed 15 incineration 15 ultrasound 15 ionization 14 Ultrasound 14 neutering 14 procedure 14 spaying 14 vaccination 14 waste disposal 14 depopulation 13 rabies vaccination 13 infertility 13 cloning 13 tubal ligation 13 culling 13 hygienic 13 artificially inseminated 13 humane 13 microchipping 13 euthanize 13 extermination 12 hygiene 12 contraceptive 12 anesthesia 12 rabies vaccine 12 abortion 12 assisted reproductive 12 circumcision 12 insemination 11 Euthanasia 11 vivisection 11 contraception 11 fluoridation 10 IUDs 10 vasectomy 10 euthanize animals 10 abortions 10 reproductive 9 vasectomies 9 ultrasounds 9 cleansing 9 euthanizing 8 pap smears 8 circumcisions 8 hysterectomy 7 neuter 4 cremation