On 27/02/2021 12:14, Adrian wrote:
In message ,
Owain Lastname writes
On Saturday, 27 February 2021 at 08:12:56 UTC, ARW wrote:
We issued a written warning about that last week to one lad.

You are going soft in old age. Whatever happened to throwing it in the
cement-mixer and a clip round the lugole?


Because it weakens the concrete/mortar mix.

Adrian

Isn't cement delivered pre-mixed in big tubs to many larger
developments these days ?.