Which of the following methods is uncommon for indoor slab treatments?

The method identified as uncommon for indoor slab treatments is creative drilling. This approach typically implies an unconventional or experimental technique, which is not routinely utilized in pest control practices for treating wood-destroying pests. In contrast, other methods such as direct soil injection and short rodding are widely accepted and employed within the industry.

Direct soil injection involves injecting pest control chemicals directly into the soil to create a barrier against subterranean termites and other pests. This is an established method because it effectively targets the pests’ pathways and nests. Similarly, short rodding is a practical technique where a rod is inserted into the soil to deliver targeted treatments without extensive disruption to the structure.

Vertical drilling, while it may be less common compared to others, is still a recognized method for accessing the treatment area beneath a concrete slab. It involves drilling into the slab to inject chemical barriers or treatments directly into the soil below. Thus, while it may not be as prevalent as direct injection, it follows widely accepted protocols for pest management.

Overall, the use of creative drilling contrasts with these methodologies, as it does not adhere to standard practices within the pest control industry, making it an uncommon choice for indoor slab treatments.