Recent content by henry1

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    Soil pipe terminal jumped out?

    I recently had a soil pipe terminal fitted. I come back home one afternoon only to see it on the ground in my garden. How is that possible? Would a bird lift it out of the soil pipe? I can't imagine it popping out of its own accord.
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    Cracks above lintel

    Also, could someone explain why there should be no mortar between the tiles and the lintel but yet there is mortar between the tiles and the bricks just above? The builder was unable to explain why. He did point the gap.
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    Cracks above lintel

    I had a rusted steel lintel which was replaced last week by a concrete one. Some tiles above the new lintel have now cracked. Should I be concerned?
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    Mini circular saw not cutting straight

    Have you been going through my internet history? i've just bought a Makita saw at only £60 this week.
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    Mini circular saw not cutting straight

    I've just done a few tests. I was (obviously) wrong when I said that cutting freehand makes it veer to the left. There's no base plate fighting it so when I cut without a baton, it cut along the line. I removed the blade and put another in place and it cut perfectly fine the first time...
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    Mini circular saw not cutting straight

    Well the top looks different to the bottom but I think only because the bottom has been polished on purpose. Otherwise it looks like a thin plate that has been bent. The plate is by no means flexible though. Attached is a pic of the saw.
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    Mini circular saw not cutting straight

    All good suggestions. The circular saw was working perfectly fine for years. It's only recently that I have started having this problem. I may have dropped it in the past or knocked it, although i don't remember. That would explain why it doesn't cut in a straight line anymore. The baton is...
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    Mini circular saw not cutting straight

    Before I throw it away, I want to make sure it's not possible to save it. It's a Parkside one I've had for a few years. When cutting with a batten to the left to guide it, it forces its way to the left. This tells me the blade is not aligned with the left side of the base plate and points to...
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    Some brain teaser for the scientific-minded

    Who wallpapers a ceiling? So the tile can be infinitely large (and heavy) and as long as the adhesive's strength is higher than the force of gravity per unit area, it will always hold?
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    Some brain teaser for the scientific-minded

    I didn't expect that for pins. I know some spiders can walk on water. The pin floats because the weight is not enough to break the surface tension. If you put 1000 pins next to each other, I would expect them to float as well as long the surface tension is the same. In reality I suppose the...
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    Some brain teaser for the scientific-minded

    More than that of water. I don't know, I don't think it matters as it's the same for both tiles.
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    Some brain teaser for the scientific-minded

    Tile ain't gonna flex?
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    Some brain teaser for the scientific-minded

    Area is not relevant for gravity but it is relevant for the adhesive. We all know it doesn't work that way and that the large tile will fall off but so far no one has been able to explain why.
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    Some brain teaser for the scientific-minded

    Of course the bigger tile is heavier but so is its surface area, in fact 40,000 larger. So that's plenty of surface for the adhesive to grip on.
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    Some brain teaser for the scientific-minded

    It doesn't have to be linear or non-linear. The adhesive will only act where it is applied, so we could consider it acting only in its tiny 1 cm x 1 cm little square within the large tile. What the adhesive is doing in one corner doesn't affect the adhesive in the other corner as long as both...
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