MDARD Michigan Core Pesticide Applicator Practice Exam

What is a disadvantage of liquid concentrates (C, LC, or WSC/WSL)?

1. Easy to rinse

2. Limited availability

3. Low risk of skin absorption

4. No clogging risk

The correct answer is: Limited availability

Liquid concentrates, such as emulsifiable concentrates (C), liquid concentrates (LC), or water-soluble concentrates (WSC/WSL), often pose challenges related to storage and handling due to their concentration. Limited availability can refer to the fact that these formulations might not be as widely accessible as other forms like ready-to-use solutions or granules. This can be a disadvantage for users who may need a specific type of pesticide but find a limited selection of liquid concentrates on the market. In contrast, liquid concentrates can be easier to rinse from application equipment (making A less of a concern). They are also formulated to have lower risks associated with skin absorption compared to more volatile formulations, which means the likelihood of dermal exposure is reduced (making C less applicable). Furthermore, many formulations are designed to minimize clogging issues when used properly (making D less of a disadvantage). Hence, recognizing the potential limitations regarding availability is essential in selecting the right product for pest management and ensuring adequate supplies for application needs.