def makeCrossProduct(vector1, vector2):
    """
    making cross product vector1 x vector2
    """
    x=0; y=1; z=2
    cross_product = [0.00, 0.00, 0.00]
    cross_product[x] = vector1[y]*vector2[z] - vector1[z]*vector2[y]
    cross_product[y] = vector1[z]*vector2[x] - vector1[x]*vector2[z]
    cross_product[z] = vector1[x]*vector2[y] - vector1[y]*vector2[x]

    return  cross_product