Deionised Water - 4 x 5 Litre

No, deionised water is not recommended for drinking. It lacks essential minerals found in tap water, and prolonged consumption may not be healthy.

Both are purified, but distilled water is purified by boiling and condensing steam, removing minerals and other impurities. Deionised water has ions removed through an ion-exchange process. For most common uses, their performance is similar, but specific applications might require one over the other.

When stored correctly in a sealed container, deionised water can maintain its purity for an extended period. However, once opened, it's best to use it within a few months to minimize the risk of contamination.

Yes, deionised water is suitable for topping up lead-acid batteries where water is lost through electrolysis. Do not use tap water, as its minerals can damage the battery.

Deionised water itself doesn't remove existing hard water stains (which are mineral deposits). However, using it for rinsing after cleaning can prevent new water spots and streaks from forming.

No, deionised water is generally not suitable for aquariums as it lacks essential minerals that aquatic life needs. It can be used to dilute existing aquarium water if too hard, but not as the sole water source.

This can indicate contamination during storage or handling. Ensure the container is sealed and has not been compromised. Discontinue use if significant contamination is suspected.

Check if the item being cleaned or filled has existing mineral deposits. For best results, ensure all surfaces are clean before applying deionised water for rinsing. Also, confirm that the deionised water has not been stored improperly, allowing for re-absorption of impurities.

Ensure you are twisting the cap in the correct direction. If the seal is tight, a gentle tap around the cap edge might help loosen it.