Manganese, Iron, Lead, and Zinc Levels and Haematological Profile among Welders in Bibiani Anhwiaso Bekwai District, Ghana

Table 4

measurement of flow rate of welding fumes and filter paper.

Readings/days	Initial (g) (00 hour)	Final (g) (after 8 hours)	Flow rate (m^3/min)
1	1.42	8.40	112
2	1.42	9.70	120
3	1.47	10.10	100
Average	1.44	9.40	111