
    Write a function to determine the highest impact traffic flow pattern by finding the maximum product of vehicle count and time interval among all recorded traffic measurements at an intersection, where each measurement consists of paired vehicle count and time interval data points. The absolute value of the product should be used to account for both peak congestion and off-peak periods.
    

    
def max_product_tuple(list1):
    """
    Write a function to determine the highest impact traffic flow pattern by finding the maximum product of vehicle count and time interval among all recorded traffic measurements at an intersection, where each measurement consists of paired vehicle count and time interval data points. The absolute value of the product should be used to account for both peak congestion and off-peak periods.
    

    """
def max_product_tuple(list1):
    """
    Write a function to determine the highest impact traffic flow pattern by finding the maximum product of vehicle count and time interval among all recorded traffic measurements at an intersection, where each measurement consists of paired vehicle count and time interval data points. The absolute value of the product should be used to account for both peak congestion and off-peak periods.
    

    """
    result_max = max([abs(x * y) for (x, y) in list1])
    return result_max