Epoxy casting can be used in making cutting boards, but there are important considerations to keep in mind:

1. Food Safety: Ensure the epoxy resin used is food-safe. Not all epoxy resins are suitable for contact with food. Look for products specifically labeled as food-safe or FDA-compliant for direct food contact.
2. Durability: While epoxy is durable, it can be prone to scratches and cuts from knives, which can affect its appearance and hygiene over time.
3. Heat Resistance: Epoxy may not be as heat resistant as the wood in a cutting board. Placing hot items directly on the epoxy part should be avoided to prevent damage.
4. Maintenance: Epoxy sections of cutting boards may require different care compared to the wood parts. They should not be exposed to harsh chemicals or put in a dishwasher.

In summary, while epoxy can add aesthetic value to a cutting board, it’s important to prioritize functionality and food safety in its design and use.