What method is specifically used for the incineration of equine remains?

Cremation is the method specifically designed for the incineration of equine remains. This process involves the combustion of the animal's body at high temperatures, effectively reducing it to ash and smoke. Cremation is a preferred choice for the disposal of equine remains for several reasons, including ensuring a hygienic process, preventing environmental contamination, and providing a more respectful option compared to other disposal methods.

In contrast, burying involves interring the body in the ground, which can pose health risks if not done properly due to potential leaching of pathogens into the soil and groundwater. Rendering is a process where animal by-products are converted into usable materials, which is typically not used specifically for equine remains meant for incineration. Landfilling refers to the disposal of waste matter in a designated area and may not be suitable due to similar concerns regarding health and environmental impact associated with animal remains. Thus, cremation stands out as the appropriate method for the specified purpose of managing equine remains through controlled incineration.