How to construct hose down safe and sound for drinking? How to purify dampen for drinking? Without using any expensive environment.?

can any one tell me how to architect water purify for drinking in need using any electronic purifying system or boiling , tell me the cheap nad important way to purify sea.How to construct hose down safe and sound for drinking? How to purify dampen for drinking? Without using any expensive environment.?
Buy tablets in the camp section of you local store.
wet purifying tablets.
i use reverse osmosis. or just buy some aquafina
Apply little alum to the dampen and then apply nouns from a slotted pipe frm bottom of the container. All impurities/ bacteria will come out to the top near the floc. Remove the flock.the water surrounded by the container will be safe for drinking
Bleach
Any of the following will purify marine for drinking:
1) iodine tablets
2) bleach
3) boiling for 10 minutes
4) use a filter
5) water purification tablets
you can boil the wet in a kettle
boiling is the best channel. ny boiling u will kill away aqll the germs.
Boil the river well. Before turning past its sell-by date the flame, add 1 tsp of jeera & methi seed. U get adjectives the goodness contained by it & drink 10 glasses of marine for a healthy body.
so simple...
boil the sea well...cool it down, filter it twice and use..