<a class="link" rel="nofollow" href="http://www.FreeScienceLectures.com">http://www.FreeScienceLectures.com</a> A metal crucible is filled with iron-oxide and aluminum. A small amount of potassium, sugar and chloride is placed on top of iron-oxide aluminum mixture. A few drops of concentrated sulphuric acide is added to the mixture to start the reaction. The reaction extremely exothermic. The crucible becomes red hot. The aluminum has reduced the iron-oxide to iron. <br /><br />---<br />It's Never too Late to Study:<br /><a class="link" rel="nofollow" href="http://www.FreeScienceLectures.com">http://www.FreeScienceLectures.com</a> ---<br />Notice: This video is copyright by its respectful owners.<br />The website address on the video does not mean anything.<br />---