diff --git a/PHI-MB/graphics/assembling-machine-e.png b/PHI-MB/graphics/assembling-machine-e.png deleted file mode 100644 index 5052fa8..0000000 Binary files a/PHI-MB/graphics/assembling-machine-e.png and /dev/null differ diff --git a/PHI-MB/graphics/assembling-machine-eh.png b/PHI-MB/graphics/assembling-machine-eh.png deleted file mode 100644 index 9b1e962..0000000 Binary files a/PHI-MB/graphics/assembling-machine-eh.png and /dev/null differ diff --git a/PHI-MB/graphics/assembling-machine-i.png b/PHI-MB/graphics/assembling-machine-i.png deleted file mode 100644 index b9e9ab2..0000000 Binary files a/PHI-MB/graphics/assembling-machine-i.png and /dev/null differ diff --git a/PHI-MB/graphics/chemical-plant-e.png b/PHI-MB/graphics/chemical-plant-e.png deleted file mode 100644 index a233ced..0000000 Binary files a/PHI-MB/graphics/chemical-plant-e.png and /dev/null differ diff --git a/PHI-MB/graphics/chemical-plant-eh.png b/PHI-MB/graphics/chemical-plant-eh.png deleted file mode 100644 index b757b6e..0000000 Binary files a/PHI-MB/graphics/chemical-plant-eh.png and /dev/null differ diff --git a/PHI-MB/graphics/chemical-plant-i.png b/PHI-MB/graphics/chemical-plant-i.png deleted file mode 100644 index a5bd871..0000000 Binary files a/PHI-MB/graphics/chemical-plant-i.png and /dev/null differ diff --git a/PHI-MB/graphics/electric-furnace-e.png b/PHI-MB/graphics/electric-furnace-e.png deleted file mode 100644 index 93bb934..0000000 Binary files a/PHI-MB/graphics/electric-furnace-e.png and /dev/null differ diff --git a/PHI-MB/graphics/electric-furnace-eh.png b/PHI-MB/graphics/electric-furnace-eh.png deleted file mode 100644 index 0aae498..0000000 Binary files a/PHI-MB/graphics/electric-furnace-eh.png and /dev/null differ diff --git a/PHI-MB/graphics/electric-furnace-i.png b/PHI-MB/graphics/electric-furnace-i.png deleted file mode 100644 index 6b0f7cc..0000000 Binary files a/PHI-MB/graphics/electric-furnace-i.png and /dev/null differ diff --git a/PHI-MB/graphics/oil-refinery-e.png b/PHI-MB/graphics/oil-refinery-e.png deleted file mode 100644 index eefb44d..0000000 Binary files a/PHI-MB/graphics/oil-refinery-e.png and /dev/null differ diff --git a/PHI-MB/graphics/oil-refinery-eh.png b/PHI-MB/graphics/oil-refinery-eh.png deleted file mode 100644 index 33033d3..0000000 Binary files a/PHI-MB/graphics/oil-refinery-eh.png and /dev/null differ diff --git a/PHI-MB/graphics/oil-refinery-i.png b/PHI-MB/graphics/oil-refinery-i.png deleted file mode 100644 index 68850f6..0000000 Binary files a/PHI-MB/graphics/oil-refinery-i.png and /dev/null differ