Which of the following is NOT a method of controlling parasitic infections in dogs?

Controlling parasitic infections in dogs involves several established methods that focus on preventing exposure to parasites and minimizing their impact. Regular deworming is a proactive approach to eliminate internal parasites, while good sanitation practices are critical in preventing contamination of the environment where dogs live and play, thus reducing the likelihood of infection. Vaccination against specific diseases helps safeguard against certain infections that can be exacerbated by parasites or that may result from parasitic conditions.

Utilizing scented candles does not contribute to the control of parasitic infections in dogs. While they may be used for atmospheric purposes or to mask odors, they do not provide any protective benefits against parasites and have no proven efficacy in controlling or preventing parasitic infections. Therefore, among the options provided, the use of scented candles stands apart as an ineffective method for addressing parasitic concerns in dogs.