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Thats my question. I'm just trying to clear up a discussion I had with someone earlier. I said it was and they claim that its not anymore. Thanks! -Jon -- | The Galactic Shipyard - (URL) My Lego Creations - (URL) BrickLink Store - (URL) (23 years ago, 31-Jan-02, to lugnet.general)
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| | Re: Is ABS plastic made with oil?
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(...) Not sure about oil, but I remember reading somewhere that Uranium is used as a catalyst, and some ABS can contain trace amounts, depending on the manufacturer. ROSCO (23 years ago, 1-Feb-02, to lugnet.general)
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| | Re: Is ABS plastic made with oil?
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(...) You may have been thinking of this: (URL) (23 years ago, 1-Feb-02, to lugnet.general)
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| | Re: Is ABS plastic made with oil?
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(...) Ask your friend what he had in mind then... Most plastics come from crude oil (naphta rather) or natural gas. Crude oil is the cheapest to use. Other processes employing coal or "farm products" are known, but are much less practical. Still (...) (23 years ago, 1-Feb-02, to lugnet.general)
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| | Re: Is ABS plastic made with oil?
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(...) I know nothing of plastics manufacturing or of injection molding techniques... ...but... The Lego companies _definitely_ use some type of oily product as a "mold release" agent to allow for easy removal of bricks from the actual molds. I (...) (23 years ago, 1-Feb-02, to lugnet.general)
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| | Re: Is ABS plastic made with oil?
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Silicone is a common mold release agent. (23 years ago, 1-Feb-02, to lugnet.general)
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| | Re: Is ABS plastic made with oil?
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"Kevin Salm" <kdsalm@dreamscape.com> wrote in message news:GquEq6.MyD@lugnet.com... (...) clothes (...) I take to washing my Lego bricks for just this reason. Some sets break apart easily and washing the bricks allows the bricks to stay together (...) (23 years ago, 1-Feb-02, to lugnet.general)
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| | Re: Is ABS plastic made with oil?
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The use of silicone mold release is usually not accepted in shops that run clear polycarbonate...I doubt they use it...It clouds clear polycarbonate... (...) (23 years ago, 12-Feb-02, to lugnet.general)
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| | Re: Is ABS plastic made with oil?
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(...) techniques... (...) clothes (...) not a (...) bricks (...) molds. (...) bricks. Personally, I have never seen mold release on any bricks..I have seen something on tires that could be mold release.. If TLC uses mold release in any large (...) (23 years ago, 12-Feb-02, to lugnet.general)
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| | Re: Is ABS plastic made with oil?
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(...) Whether it is mold release or splattered lubrication, there is definitely something coating new bricks. After finishing a bout of sorting new sets, my hands always feel somewhat irritated. They never feel this way after handling used bricks (...) (23 years ago, 12-Feb-02, to lugnet.general)
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| | Re: Is ABS plastic made with oil?
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(...) Interesting....I'll have to pay closer attention to that when I buy another set...I know there was definitely something on all the tires I got from the Shell sets a few months ago.... Are you hands irritated like greasy? or like dried out?? If (...) (23 years ago, 12-Feb-02, to lugnet.general)
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