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1 - Maintain cleanliness
The first step in preventing a cockroach infestation is to maintain rigorous cleanliness on board. Be sure to clean surfaces regularly, store food in airtight containers and never leave food exposed.
2 - Eliminate cardboard boxes as much as possible
Cockroaches and similar insects love cardboard, especially when it's a little damp. What's more, by bringing a cardboard box on board, you can accidentally bring insect eggs on board. An effective solution is to replace these cardboard boxes with plastic containers, with lids if possible. ...
