Changes

|+ {{table number|2}}Alternative wettability measurement techniques

|+ {{table number|2}}Alternative wettability measurement techniques

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! Method

! Method || Observation

! Observation

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| Microscopic examination

| Microscopic examination || Visual examination of the fluid surrounding grains

| Visual examination of the fluid surrounding grains

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| Flotation method

| Flotation method || Distribution of grains at water/oil interface or air/water interface

| Distribution of grains at water/oil interface or air/water interface

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| Glass slide method

| Glass slide method || Displacement of the nonwetting fluid from a glass slide

| Displacement of the nonwetting fluid from a glass slide

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| [[Relative [[permeability]]]] method

| [[Relative permeability]] method || Location and relative magnitudes of ''k''_ro and ''k''_rw curves

| Location and relative magnitudes of ''k''_ro and ''k''_rw curves

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| Reservoir logs

| Reservoir logs || [[Basic open hole tools#Resistivity|Resistivity logs]] before and after injection of a reverse wetting agent

| [[Basic open hole tools#Resistivity|Resistivity logs]] before and after injection of a reverse wetting agent

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| Nuclear magnetic resonance

| Nuclear magnetic resonance || Changes in the longitudinal relaxation time

| Changes in the longitudinal relaxation time

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| Dye adsorption

| Dye adsorption || Adsorption of a water soluble dye

| Adsorption of a water soluble dye

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