Pyrolysis vs. Hydrolysis vs. Catalysis – Which cleaning method is better?

Cleaning car seats with shaving foam – myth or truth?

Which SteinLife stool REALLY helps against back pain in the office?

Replacing an oven door seal – Here's how to find the right seal!

Removing the oven door and cleaning the glass - instructions

Remove stains from the wall – WITHOUT leaving light spots afterwards!

Fire HD 10 or Fire Max 11? The winner in the practical test!

How to remove black streaks from shoes - a life hack in 5 minutes

Chair squeaks and creaks - 3 solutions that really help!

How to install the Google Play Store on your Fire Tablet (2025) - a 2-minute guide

Changing a bicycle cassette in 5 minutes – step-by-step instructions

Is your roller shutter crooked? Fix it yourself with 6 solutions.

Repairing a drawer - Changing drawer slides - Instructions

IMPORTANT tips: Aluminium insect screen windows without drilling - Instructions

Changing the light switch yourself – instructions for repairs but be careful!

NO WOBBLING! The best height-adjustable desk - DESKSPACE TITAN

Test recordings with the EZVIZ CB8 Pro - solar camera

EZVIZ CB8 Pro review: Best solar camera 2025? – but one thing is really annoying!

Meross smoke detector MA151 in review – it can do something that surprised me!

Genbolt GB108K Review: Is this affordable battery-powered camera for animals worth it?

Genbolt GB108K - Testaufnahmen

WELOCK U81 review – How to install the Smart Lock

Tips and tricks: Insect screen sliding door for the patio - no drilling required!

QYC MeloBuds N70 - Lots of features for little money!

Repairing a hand pump – changing the seal & maintenance

70mai T800 Dashcam review: Remote parking monitoring

Erghos X3 from Buerostuhl365 in the test: A double lumbar support

HIKMICRO Mini-E review – thermal imaging camera for mobile phones

Changing the Shimano bottom bracket and removing the crank

Secret method for propagating plants: Plant cuttings through air layering.

Ergonomically safe stool to prevent back pain! | SteinLife Cone Test

Reolink Elite Floodlight Review: 180° Surveillance Camera with Floodlight

Reolink Elite Floodlight Review: The App & Features

Reolink Elite Floodlight Test: Testaufnahmen

Interstuhl XXL review: The perfect office chair for tall and heavy people!

Interstuhl Every Active in endurance testing – The new model with headrest!

Raise your bicycle handlebars easily and inexpensively – even on e-bikes

Descale your shower head CORRECTLY – without unscrewing!

A lot of robot vacuum cleaner for 190€ - Tesvor S8 Pro in review

Changing the shower hose – 5-minute guide

Three mobile LED lights in a comparison test: video conference and smartphone

Interstuhl UP ECO in the test (UPis1): The stool for back problems!

HBADA E3 Pro – Ergonomic office chair in review

Pocket spring mattress: Origin Hybrid mattress in test

Clean up your basement quickly and cheaply: ALL heavy-duty shelves

INSTAR IN 9808 4K – Test recordings by day & night

Gute und wetterfeste Überwachungskamera: INSTAR IN-9808 4K im Test

Test recordings with the INSTAR IN-9820 4K

Perfect outdoor surveillance camera: INSTAR IN-9820 4K in review

Instructions: INSTAR web interface and all functions

Instar IN-8815-4K review: Very good indoor surveillance camera

Test recordings with the INSTAR IN-8815 4K surveillance camera

Smart doorbell – camera and package detection - Woox R4331 review

The best lumbar support yet? DESKSPACE MOVE tested!

The perfect cable tray (foldable) - DESKSPACE Wrap in the test

Office chair with 6D armrests in test: MUSSO H80 Pro

SONGMICS review: Affordable home office setup for €230!

Smartlock with keypad in the test: EZVIZ DL01 Pro : No tools & no lock removal

Perfect tea without capsules? The Bru Maker ONE tea maker tested!

Install CAT7 connectors without tools – Instructions