import csv


def csv_to_list(csv_file):
    """
    Function to read a csv file and convert the entries on each row to a list.
    """
    csv_list = set()
    # Open CSV file for reading as provided to the function
    with open(csv_file, 'r', newline='') as input_file:
        input_reader = csv.reader(input_file)
        # Read each row in the csv and save to a list
        for row in input_reader:
            csv_list.add(row[0])
    # Return CSV contents as list
    return sorted(csv_list)