French phrase
Est-ce que ~ est un produit dangereux ?
Meaning
Is ___ a dangerous product?
When to use it
This asks whether a product is dangerous. It is useful when checking whether an item can be carried during travel. Naming its use or battery type can reduce confusion.
Example dialogue
Est-ce que ce chargeur portable est un produit dangereux ?
Is this portable charger a dangerous product?
Ça dépend, si la batterie est au lithium, il faut vérifier.
It depends. If it has a lithium battery, you need to check.