How to Store Crackers Safely
How to store crackers safely per PESO: cool dry storage away from diyas, keeping the box from kids, and soaking used or leftover crackers before disposal.
How to store crackers safely comes down to three PESO rules: keep them cool, dry and away from any open flame; keep the box sealed and out of reach of children between sessions; and soak every used or leftover piece in water before it goes anywhere near a bin. This guide covers storage before the festival, between sessions on the night, and disposal once you're done.
The short answer:
- Store in a cool, dry place, away from any open flame; PESO specifically warns against keeping firecrackers near burning candles or diyas.
- Keep the box sealed and out of a child's reach between sessions, don't leave an opened box lying around a room where crackers are being burst.
- Never store loose crackers alongside matches, lighters or incense.
- Soak every used or leftover firework in a bucket of water before disposal (PESO); wet crackers are inert, dry ones can still be a hazard the next morning.
- A dud that hasn't gone off needs its own 15–20 minute wait before it's soaked, don't lump it in with the rest of the leftovers early.
On this page
On this page
For the rules on lighting and bursting itself, see the firecracker safety guide. For treatment if something does go wrong, first aid for cracker burns has the exact steps, and the full crackers guides library covers more.
Storage before the festival
Crackers bought in advance of Diwali or any festival need a cool, dry spot away from any open flame, direct heat, or damp. PESO's guidance is specific on the flame point, don't store firecrackers near burning candles or diyas, a common mistake in Indian households where both are lit through the festival season in the same rooms. Damp is the other risk worth naming even though PESO doesn't give it a number: a damp cracker doesn't necessarily become unsafe to store, but it can misfire unpredictably when lit, so keep the box somewhere genuinely dry, not just indoors.
Keep the box sealed until you're actually ready to use the contents, an opened box sitting around for days multiplies the chances of a child getting curious or a stray spark finding it.
Storage between sessions on the night
During the burst session itself, don't leave the full box open and accessible while crackers are being lit nearby, PESO's caution about proximity to flame applies just as much to the box sitting on a table near diyas as it does to long-term storage. Bring out only what you're using for that round, keep the rest sealed and set well back from the lighting area, and keep it out of reach of children who are watching the display rather than lighting it.
The candle-and-diya mistake
This is worth its own section because PESO names it specifically as a storage mistake, not a lighting one: keeping firecrackers near burning candles or diyas. Diwali evenings put diyas on windowsills, thresholds and puja tables throughout the house, exactly the rooms where a cracker box might otherwise get parked for convenience. Treat any open flame in the house, diya, candle, incense, as a boundary the cracker box doesn't cross, even for a few minutes between rounds.
Disposing of used and leftover crackers
Once the evening's session is over, PESO's disposal instruction is straightforward: soak every used or leftover firework in a bucket of water before it goes in the bin. That covers two different things worth separating. Used crackers, spent pieces that have already gone off, still carry some residual chemical compound and should be wetted down rather than swept up dry. Leftover crackers, unused pieces you're not going to light that night, should either go back into dry, sealed storage away from flame for next time, or be soaked and discarded if you don't intend to keep them. Don't leave either category, spent or unused, lying around loose on the ground overnight; a dry spent cracker can still be a hazard the next morning, wet ones are effectively dead.
Handling a dud before you dispose of it
A dud, a firework that was lit but didn't go off, is not the same as a spent cracker and needs its own step before it joins the disposal pile. PESO's instruction: don't approach or tamper with a misfired firework immediately. Wait 15 to 20 minutes, then soak it in a bucket of water. Only after that wait and soak should it go into the same disposal handling as everything else. Treating a dud as "already used" and sweeping it up early skips the one step that prevents a re-ignition on contact.
What not to store crackers with
PESO's guidance is specific here too: never store loose firecrackers alongside matches, lighters or incense sticks. These are exactly the ignition sources a cracker box is meant to be kept away from, and storing them together for convenience, in a puja cupboard or a kitchen drawer, defeats the separation the flame rule above is built on. Keep ignition sources, candle, matches, lighter, agarbathi, in one place you go to when you're ready to light, and keep the cracker box somewhere else entirely until then.