1. Cast Iron
2. Graphite
3. Mixed Metal
4. Platinized Titanium
5. Platinized Niobium
6. Platinum Rod and Wire
7. Probe Vessel Anodes
1. Magnesium
2. Aluminium
3. Zinc
1. HMWPE
2. Permarad
3. Kynar / HMWPE
4. Halar / HMWPE
5. XLPE / PVC
6. TW, THW, THHN, XHHW