How do I use a nail gun safely?
Sequential versus contact firing, setting the depth, and the double-fire that causes most injuries.
intermediate35 min3 min read
Tools & Materials
What to buy, what to skip, and how to use it.
511 guides in Home & DIY
How do I use a random orbital sander properly?
Working through the grits, letting the tool float, and why swirl marks come from pressure rather than the paper.
beginner40 min3 min readHow do I work out how much concrete, mortar and sand a job needs?
Turning a job into a volume, a volume into materials, and materials into bags — including the yield trap that makes people order half of what they need.
beginner15 min4 min readHow do I work with MDF properly?
Sealing the edges, fixing without splitting, and why MDF fails in bathrooms.
beginner40 min3 min readHow many packs of flooring do I need, and how much waste should I allow?
Turning a room into an order in the units the shop sells in, with an honest waste allowance for the pattern, the room shape and the offcuts you will not be able to use.
beginner25 min3 min readIs a 12V drill enough, or do I need an 18V one?
The smaller platform is not a toy and the larger one is not automatically better — what each size actually runs out of, and which jobs expose the difference.
beginner12 min3 min readWhat do the colours and coatings on drill bits mean?
Black, gold, bronze and bright silver bits sit next to each other at four different prices — what is actually different, and which difference you will ever notice.
beginner12 min4 min readWhat is the difference between screws, nails and bolts?
Which fastener suits which job, what the numbers on a screw box mean, and when a fixing needs a bolt rather than a screw.
beginner15 min3 min readWhich adhesive survives outdoors, and will any glue stick to a damp surface?
Water, ultraviolet, freeze-thaw and daily movement each kill different adhesives — which families survive all four, and which stick to a surface that is already wet.
beginner15 min5 min readWhich dust mask do I need — FFP2 or FFP3?
What the FFP numbers mean, which rating each common DIY job actually needs, why the valve matters, when a reusable half mask is the better buy, and the fit check that decides whether any of it works.
beginner15 min6 min readWhich kitchen tap should I choose?
The four checks that decide whether a tap will work in your kitchen — hole count, water pressure, spout reach and height — before any question of style.
beginner20 min6 min readWhich plywood grade do I need?
What the face grades and bond classes mean, and which plywood survives outdoors.
beginner15 min3 min readWhich sealant should I use outdoors?
Silicone, polyurethane and hybrid sealants outdoors — which one survives sun, movement and rain, and which ones you can paint.
beginner15 min3 min readWhy does my drill just click instead of driving the screw?
The ratcheting sound is the clutch doing exactly what it was designed to do — five reasons it is doing it too early, in the order worth checking.
beginner8 min4 min readWhy is my drill losing power or smelling of burning?
Working out whether the problem is the battery, the supply, the bit, the vents or the motor — in the order that costs least to check.
beginner15 min4 min readHow do I use a drill properly?
The basics of using a cordless drill — bit choice, speed, torque settings, hammer action and how to drill straight without wandering.
beginner20 min3 min readHow do I use a ladder safely?
Positioning, the four-to-one rule, and the behaviours that cause almost every ladder accident.
beginner20 min3 min readWhat does the AC rating on laminate mean, and which do I need?
AC is an abrasion class, tested to a European standard, and it is the only number on a laminate pack that reliably predicts how the surface will look in three years. What each class is for and what it does not tell you.
beginner12 min3 min readCan I leave a tool battery on the charger all the time?
What a charger actually does when the light goes green, why the answer is different in a workshop from in a hallway, and the storage charge that matters more than either.
beginner8 min3 min readCan I revive a dead cordless tool battery?
The two safe things worth trying, an honest account of why most dead lithium packs are genuinely finished, and the widely repeated methods you should not attempt.
beginner20 min3 min readCan I use an SDS bit in a normal drill, or a normal bit in an SDS?
Why the two shanks exist, which direction of adaptation actually works, and the one that gets people hurt.
beginner10 min3 min readHow do I cut a straight line in wood?
Marking, supporting and guiding — the three things that turn a wandering cut into a straight one.
beginner20 min2 min readHow do I drill without filling the room with dust?
Four methods from a folded paper shelf to on-tool extraction, what each actually catches, and why the invisible fraction is the one that matters.
beginner10 min3 min readHow do I pick straight, sound timber at the merchant?
The three-minute routine at the rack that separates the boards worth having from the ones that will fight you, and the faults worth rejecting on sight.
beginner15 min5 min read
Going deeper: MaterialWorld
Material properties, comparisons and suitability — paints, fillers, sealants, timber, tile, insulation.