The answer to 'are pest prevention dangerous' is that pest prevention methods are generally safe when used correctly, but some precautions are necessary. Proper pest control involves using EPA-approved products and following label instructions carefully. Many DIY pest control products are low-toxicity, but it's still important to avoid direct exposure and keep them out of reach of children and pets.
Professional pest control technicians are trained to handle and apply more potent products safely. They also have access to specialized equipment and methods that are not available to homeowners. For complex or severe infestations, it's often best to hire a licensed professional who can properly identify the pests and implement an effective, targeted treatment plan.