Microwave oven has sparkings on a mug! Last response: February 24, 2010 7:25 PM in Other Consumer Electronics Share niwaz_malik February 23, 2010 8:57:09 PM hi, what causes the sparks on a mc oven, when the mug is made of dried mud? More about : microwave oven sparkings mug thelivingflesh February 23, 2010 9:08:57 PM there must be some linings of gold ribbons on the mug. usually made to keep it intact. they are not aaaaaa.compatible with it. guruofchem February 24, 2010 7:25:19 PM definitely some metal in whatever mud was used to make it - microwaves be not happy with most metals... Can't find your answer ? Ask ! Publish Related resources : ForumIs this the spark that PC gaming needs to be ignited? ForumWorst PC Build Screw Ups ForumLikely cause, onboard sound or crappy midrange speakers? ForumThankx for the NO HELP!!! ForumVinyl is Still the Best Listening Medium? ForumBoycott HP Products ForumAre mains surge protectors needed in the UK? ForumThuban gets turbo...kinda ForumDrown Out Stereo ForumWorried about overloading my apartments electricals More resources !