Percolator bongs give you a smoother, cooler hit, but all those tiny slits and holes are a nightmare to clean. Here's how to get even a fixed perc spotless and flavour-neutral again.

Growing without soil still means giving roots something to hold on to. Here's a clear overview of the most important hydroponic media, perlite, rockwool and vermiculite, plus net pots, with the pros, cons and practical tips for each.

There's more than one way to grow a new plant. Instead of sowing seeds, you can propagate cuttings, in water, in soil or in a small propagator. Here's how to root them successfully.

Percolator bongs may look similar, but the perc inside makes all the difference. Here's a simple look at spiral, mushroom and honeycomb percs, and what they mean for smoke, cooling and cleaning.

Zip bags, press-seal bags, foil baggies: small, simple and surprisingly useful. Here's an overview of the types, what sets them apart and where they really shine, from aroma protection to outdoor use.

A blood test is regarded as one of the most reliable ways to prove drug use, because blood is virtually impossible to manipulate. Here you'll learn which substances can be detected, how long they linger and how the procedure works.

Glass or acrylic, or maybe something a little more exotic? The material is the first and most important choice when buying a bong. We walk you through the pros and cons of every option.

Beaker base or straight tube? Both bong shapes have their strengths and weaknesses. We compare the two main types and take a look at the most interesting special designs.

The price tag on a good vaporizer makes plenty of people wonder: could I just build one myself? Here's an honest look at the simplest DIY approaches, from converting a bong to the classic light-bulb trick, along with their risks and limits.