Loop by column from a table
Is this what you're after?

{% for row in block.tableHandle %}

    {% for columnHandle, columnValue in row %}
        {# If not col1 #}
        {% if loop.index != 1 %}
            &lt;p&gt;Do whatever you want with: {{ columnValue }}&lt;/p&gt;
        {% endif %}
    {% endfor %}

{% endfor %}